#------------------------------------------------------------------------------
#$Date: 2019-01-30 01:24:44 +0200 (Wed, 30 Jan 2019) $
#$Revision: 213371 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/55/05/1550533.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_1550533
loop_
_publ_author_name
'Nagae, Haruki'
'Hirai, Takahiro'
'Kato, Daiki'
'Soma, Shusei'
'Akebi, Shin-ya'
'Mashima, Kazushi'
_publ_section_title
;
 Dinuclear Manganese Alkoxide Complexes as Catalysts for C---N Bond
 Cleavage of Simple Tertiary N,N-Dialkylamides to Give Esters
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/C8SC05819A
_journal_year                    2019
_chemical_absolute_configuration 'CHOOSE rm ad rmad syn or unk'
_chemical_formula_moiety         'C36 H72 Mn4 O16'
_chemical_formula_sum            'C36 H72 Mn4 O16'
_chemical_formula_weight         980.71
_chemical_melting_point          286(4)
_chemical_name_common            1a
_chemical_name_systematic        1a
_chemical_properties_physical
Air-sensitive,Moisture-sensitive,Oxygen-sensitive
_space_group_crystal_system      orthorhombic
_space_group_IT_number           23
_space_group_name_Hall           'I 2 2'
_space_group_name_H-M_alt        'I 2 2 2'
_symmetry_space_group_name_Hall  'I 2 2'
_symmetry_space_group_name_H-M   'I 2 2 2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_update_record
;
2018-08-31 deposited with the CCDC.
2019-01-29 downloaded from the CCDC.
;
_cell_angle_alpha                90.0000
_cell_angle_beta                 90.0000
_cell_angle_gamma                90.0000
_cell_formula_units_Z            2
_cell_length_a                   12.1248(13)
_cell_length_b                   14.1447(15)
_cell_length_c                   14.1468(15)
_cell_measurement_reflns_used    5008
_cell_measurement_temperature    113
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      3.60
_cell_volume                     2426.2(4)
_computing_cell_refinement       'CrystalClear-SM Expert 2.1 b45'
_computing_data_collection
'CrystalClear-SM Expert 2.1 b45 (Rigaku, 2015)'
_computing_data_reduction        'CrystalClear-SM Expert 2.1 b45'
_computing_molecular_graphics    'CrystalStructure 4.2.4'
_computing_publication_material  'CrystalStructure 4.2.4 (Rigaku, 2016)'
_computing_structure_refinement  'SHELXL Version 2016/4 (Sheldrick, 2008)'
_computing_structure_solution    'SIR92 (Altomare, et al., 1994)'
_diffrn_ambient_temperature      113
_diffrn_detector_area_resol_mean 5.814
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Rigaku XtaLAB P200'
_diffrn_measurement_method       ω
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0177
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            24753
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.477
_diffrn_reflns_theta_min         3.361
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.076
_exptl_absorpt_correction_T_max  0.781
_exptl_absorpt_correction_T_min  0.720
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.342
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1032.00
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: EtOH and toluene'
_exptl_crystal_size_max          0.230
_exptl_crystal_size_mid          0.230
_exptl_crystal_size_min          0.230
_refine_diff_density_max         0.52
_refine_diff_density_min         -0.28
_refine_ls_abs_structure_details
;
 Flack x determined using 1181 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.025(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.090
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     200
_refine_ls_number_reflns         2786
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0255
_refine_ls_R_factor_gt           0.0249
_refine_ls_shift/su_max          0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[σ²(Fo²)+(0.0521P)²+0.5124P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0716
_refine_ls_wR_factor_ref         0.0722
_reflns_Friedel_coverage         0.775
_reflns_Friedel_fraction_full    0.999
_reflns_Friedel_fraction_max     0.998
_reflns_number_gt                2727
_reflns_number_total             2786
_reflns_threshold_expression     F²>2.0σ(F²)
_cod_data_source_file            c8sc05819a2.cif
_cod_data_source_block           1a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value '282-290' was changed to '286(4)' -
the average value was taken and precision was estimated.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
;
_cod_database_code               1550533
loop_
_space_group_symop_id
_space_group_symop_operation_xyz
1 +X,+Y,+Z
2 -X,-Y,+Z
3 +X,-Y,-Z
4 -X,+Y,-Z
5 1/2+X,1/2+Y,1/2+Z
6 1/2-X,1/2-Y,1/2+Z
7 1/2+X,1/2-Y,1/2-Z
8 1/2-X,1/2+Y,1/2-Z
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_site_symmetry_order
_atom_site_calc_flag
_atom_site_refinement_flags_posn
_atom_site_refinement_flags_adp
_atom_site_refinement_flags_occupancy
_atom_site_disorder_assembly
_atom_site_disorder_group
MN1 Mn 0.59363(2) 0.41726(2) 0.41726(2) 0.02915(12) Uani 1 1 d . . . . .
O1 O 0.75963(16) 0.38479(16) 0.38488(16) 0.0475(5) Uani 1 1 d . . . . .
O6 O 0.41266(12) 0.42931(11) 0.42932(11) 0.0279(3) Uani 1 1 d . . . . .
O4 O 0.5760(5) 0.4096(3) 0.2663(4) 0.0388(11) Uani 0.5 1 d . . P A 1
O5 O 0.5766(6) 0.2583(4) 0.4511(4) 0.0481(14) Uani 0.5 1 d . . P A 1
H5 H 0.568447 0.240518 0.515452 0.058 Uiso 0.5 1 calc R U P A 1
C1 C 0.8085(4) 0.3642(4) 0.3121(5) 0.0448(13) Uani 0.5 1 d . . P A 1
C2 C 0.7596(5) 0.3696(4) 0.2215(4) 0.0428(12) Uani 0.5 1 d . . P A 1
H2 H 0.805587 0.356195 0.168794 0.051 Uiso 0.5 1 calc R U P A 1
C3 C 0.6507(5) 0.3928(3) 0.2025(3) 0.0569(12) Uani 0.7 1 d . . P A 1
C4 C 0.9268(16) 0.3485(12) 0.3207(16) 0.084(4) Uani 0.5 1 d . . P A 1
H4A H 0.965589 0.409067 0.315456 0.126 Uiso 0.5 1 calc R U P A 1
H4B H 0.951500 0.306108 0.270138 0.126 Uiso 0.5 1 calc R U P A 1
H4C H 0.942956 0.319796 0.382192 0.126 Uiso 0.5 1 calc R U P A 1
C5 C 0.6249(6) 0.3990(4) 0.1041(3) 0.0752(17) Uani 0.7 1 d . . P A 1
H5A H 0.626468 0.465417 0.084253 0.113 Uiso 0.7 1 calc R U P A 1
H5B H 0.551181 0.372893 0.092911 0.113 Uiso 0.7 1 calc R U P A 1
H5C H 0.679321 0.363086 0.067629 0.113 Uiso 0.7 1 calc R U P A 1
C6 C 0.5775(11) 0.1880(9) 0.3848(9) 0.057(3) Uani 0.3 1 d . . P A 1
H6A H 0.581267 0.216805 0.321127 0.069 Uiso 0.3 1 calc R U P A 1
H6B H 0.507440 0.152196 0.388980 0.069 Uiso 0.3 1 calc R U P A 1
C7 C 0.6732(19) 0.1198(17) 0.3964(17) 0.098(7) Uiso 0.3 1 d . . P A 1
H7A H 0.742516 0.152748 0.382984 0.148 Uiso 0.3 1 calc R U P A 1
H7B H 0.664349 0.066871 0.352391 0.148 Uiso 0.3 1 calc R U P A 1
H7C H 0.674398 0.095832 0.461405 0.148 Uiso 0.3 1 calc R U P A 1
O3 O 0.5766(6) 0.4523(4) 0.2584(4) 0.0496(14) Uani 0.5 1 d . . P A 2
H3 H 0.554981 0.476984 0.318006 0.060 Uiso 0.5 1 calc R U P A 2
O2 O 0.5762(5) 0.2668(4) 0.4088(3) 0.0390(11) Uani 0.5 1 d . . P A 2
C8 C 0.8083(4) 0.3118(5) 0.3644(4) 0.0453(13) Uani 0.5 1 d . . P A 2
C9 C 0.7601(5) 0.2221(4) 0.3695(4) 0.0420(12) Uani 0.5 1 d . . P A 2
H9 H 0.806401 0.169678 0.355555 0.050 Uiso 0.5 1 calc R U P A 2
C10 C 0.6497(5) 0.2016(3) 0.3933(3) 0.0568(12) Uani 0.7 1 d . . P A 2
C11 C 0.9317(15) 0.3164(10) 0.3388(17) 0.081(5) Uani 0.5 1 d . . P A 2
H11A H 0.946653 0.374988 0.304115 0.121 Uiso 0.5 1 calc R U P A 2
H11B H 0.950980 0.262015 0.299233 0.121 Uiso 0.5 1 calc R U P A 2
H11C H 0.975837 0.315149 0.396806 0.121 Uiso 0.5 1 calc R U P A 2
C12 C 0.6162(7) 0.1021(3) 0.3995(5) 0.0703(15) Uani 0.7 1 d . . P A 2
H12A H 0.663594 0.063681 0.358560 0.105 Uiso 0.7 1 calc R U P A 2
H12B H 0.539289 0.095745 0.379023 0.105 Uiso 0.7 1 calc R U P A 2
H12C H 0.623205 0.080315 0.464965 0.105 Uiso 0.7 1 calc R U P A 2
C13 C 0.5752(10) 0.3840(8) 0.1875(8) 0.052(2) Uiso 0.3 1 d . . P A 2
H13A H 0.612297 0.323207 0.201498 0.063 Uiso 0.3 1 calc R U P A 2
H13B H 0.506135 0.377336 0.150829 0.063 Uiso 0.3 1 calc R U P A 2
C14 C 0.639(2) 0.456(2) 0.167(2) 0.148(10) Uiso 0.3 1 d . . P A 2
H14A H 0.607781 0.490414 0.112684 0.223 Uiso 0.3 1 calc R U P A 2
H14B H 0.712810 0.433338 0.150593 0.223 Uiso 0.3 1 calc R U P A 2
H14C H 0.643443 0.498652 0.221288 0.223 Uiso 0.3 1 calc R U P A 2
C15 C 0.3491(2) 0.3699(3) 0.3694(3) 0.0576(9) Uani 1 1 d . . . . .
H15A H 0.369540 0.303315 0.382222 0.069 Uiso 1 1 calc R U . . .
H15B H 0.368808 0.383722 0.302972 0.069 Uiso 1 1 calc R U . . .
C16 C 0.2282(2) 0.3796(2) 0.3801(2) 0.0500(7) Uani 1 1 d . . . . .
H16A H 0.207454 0.366598 0.445799 0.075 Uiso 1 1 calc R U . . .
H16B H 0.191032 0.334465 0.338251 0.075 Uiso 1 1 calc R U . . .
H16C H 0.206012 0.444038 0.363336 0.075 Uiso 1 1 calc R U . . .
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016
;
International Tables for Crystallography
(Vol. C, Tables 4.2.6.8 and 6.1.1.4)
;
H H 0.0000 0.0000
;
International Tables for Crystallography
(Vol. C, Table 6.1.1.4)
;
Mn Mn 0.3368 0.7283
;
International Tables for Crystallography
(Vol. C, Tables 4.2.6.8 and 6.1.1.4)
;
O O 0.0106 0.0060
;
International Tables for Crystallography
(Vol. C, Tables 4.2.6.8 and 6.1.1.4)
;
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_site_symmetry_1
_geom_angle_site_symmetry_3
O1 MN1 O2 82.30(16) . .
O1 MN1 O4 82.44(16) . .
O1 MN1 O6 105.47(8) . 2_665
O2b MN1 O6 172.22(16) . 2_665
O4a MN1 O6 97.14(14) . 2_665
O1 MN1 O6 105.44(8) . 4_656
O2b MN1 O6 97.47(14) . 4_656
O4a MN1 O6 172.12(16) . 4_656
O6 MN1 O6 80.95(6) 2_665 4_656
O1 MN1 O6 168.41(7) . .
O2b MN1 O6 89.02(16) . .
O4a MN1 O6 88.96(16) . .
O6 MN1 O6 83.23(6) 2_665 .
O6 MN1 O6 83.23(6) 4_656 .
O1 MN1 O5 85.32(17) . .
O4a MN1 O5 98.5(2) . .
O6 MN1 O5 162.04(15) 2_665 .
O6 MN1 O5 82.34(15) 4_656 .
O6 MN1 O5 88.30(17) . .
O1 MN1 O3 85.47(18) . .
O2b MN1 O3 98.6(2) . .
O6 MN1 O3 81.93(15) 2_665 .
O6 MN1 O3 161.66(15) 4_656 .
O6 MN1 O3 88.26(17) . .
C1a O1 MN1 134.1(3) . .
C8b O1 MN1 133.9(3) . .
C15 O6 MN1 121.6(2) . 2_665
C15 O6 MN1 121.9(2) . 4_656
MN1 O6 MN1 98.90(6) 2_665 4_656
C15 O6 MN1 116.59(15) . .
MN1 O6 MN1 96.07(6) 2_665 .
MN1 O6 MN1 96.07(6) 4_656 .
C3a O4a MN1 129.0(5) . .
C6a O5a MN1 124.5(7) . .
C6a O5a H5 117.8 . .
MN1 O5a H5 117.8 . .
O1 C1a C2 123.1(5) . .
O1 C1a C4 116.4(10) . .
C2a C1a C4 119.8(10) . .
C3a C2a C1 126.0(4) . .
C3a C2a H2 117.0 . .
C1a C2a H2 117.0 . .
O4a C3a C2 124.9(5) . .
O4a C3a C5 120.8(6) . .
C2a C3a C5 114.3(5) . .
C1a C4a H4A 109.5 . .
C1a C4a H4B 109.5 . .
H4Aa C4a H4B 109.5 . .
C1a C4a H4C 109.5 . .
H4Aa C4a H4C 109.5 . .
H4Ba C4a H4C 109.5 . .
C3a C5a H5A 109.5 . .
C3a C5a H5B 109.5 . .
H5Aa C5a H5B 109.5 . .
C3a C5a H5C 109.5 . .
H5Aa C5a H5C 109.5 . .
H5Ba C5a H5C 109.5 . .
O5a C6a C7 113.2(13) . .
O5a C6a H6A 108.9 . .
C7a C6a H6A 108.9 . .
O5a C6a H6B 108.9 . .
C7a C6a H6B 108.9 . .
H6Aa C6a H6B 107.8 . .
C6a C7a H7A 109.5 . .
C6a C7a H7B 109.5 . .
H7Aa C7a H7B 109.5 . .
C6a C7a H7C 109.5 . .
H7Aa C7a H7C 109.5 . .
H7Ba C7a H7C 109.5 . .
C13b O3b C14 53.8(12) . .
C13b O3b MN1 123.6(6) . .
C14b O3b MN1 143.4(13) . .
C13b O3b H3 153.1 . .
C14b O3b H3 153.1 . .
MN1 O3b H3 40.5 . .
C10b O2b MN1 130.2(5) . .
O1 C8b C9 123.4(5) . .
O1 C8b C11 119.3(8) . .
C9b C8b C11 117.1(7) . .
C8b C9b C10 126.5(4) . .
C8b C9b H9 116.8 . .
C10b C9b H9 116.8 . .
O2b C10b C9 123.0(5) . .
O2b C10b C12 118.7(6) . .
C9b C10b C12 118.3(5) . .
C8b C11b H11A 109.5 . .
C8b C11b H11B 109.5 . .
H11Ab C11b H11B 109.5 . .
C8b C11b H11C 109.5 . .
H11Ab C11b H11C 109.5 . .
H11Bb C11b H11C 109.5 . .
C10b C12b H12A 109.5 . .
C10b C12b H12B 109.5 . .
H12Ab C12b H12B 109.5 . .
C10b C12b H12C 109.5 . .
H12Ab C12b H12C 109.5 . .
H12Bb C12b H12C 109.5 . .
C14b C13b O3 67.4(15) . .
C14b C13b H13A 117.0 . .
O3b C13b H13A 117.0 . .
C14b C13b H13B 117.0 . .
O3b C13b H13B 117.0 . .
H13Ab C13b H13B 114.0 . .
C13b C14b O3 58.8(13) . .
C13b C14b H14A 109.5 . .
O3b C14b H14A 119.9 . .
C13b C14b H14B 109.5 . .
O3b C14b H14B 130.4 . .
H14Ab C14b H14B 109.5 . .
C13b C14b H14C 109.5 . .
O3b C14b H14C 51.0 . .
H14Ab C14b H14C 109.5 . .
H14Bb C14b H14C 109.5 . .
O6 C15 C16 114.9(2) . .
O6 C15 H15A 108.5 . .
C16 C15 H15A 108.5 . .
O6 C15 H15B 108.5 . .
C16 C15 H15B 108.5 . .
H15A C15 H15B 107.5 . .
C15 C16 H16A 109.5 . .
C15 C16 H16B 109.5 . .
H16A C16 H16B 109.5 . .
C15 C16 H16C 109.5 . .
H16A C16 H16C 109.5 . .
H16B C16 H16C 109.5 . .
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_site_symmetry_2
MN1 O1 2.1147(19) .
MN1 O2 2.142(5) .
MN1 O4 2.149(5) .
MN1 O6 2.1782(15) 2_665
MN1 O6 2.1784(15) 4_656
MN1 O6 2.2074(15) .
MN1 O5 2.308(6) .
MN1 O3 2.311(6) .
O1 C1 1.223(6) .
O1 C8 1.224(6) .
O6 C15 1.421(3) .
O6 MN1 2.1782(15) 2_665
O6 MN1 2.1783(15) 4_656
O4a C3 1.300(7) .
O5a C6 1.367(12) .
O5a H5 0.9500 .
C1a C2 1.415(9) .
C1a C4 1.456(19) .
C2a C3 1.387(9) .
C2a H2 0.9500 .
C3a C5 1.430(7) .
C4a H4A 0.9800 .
C4a H4B 0.9800 .
C4a H4C 0.9800 .
C5a H5A 0.9800 .
C5a H5B 0.9800 .
C5a H5C 0.9800 .
C6a C7 1.52(3) .
C6a H6A 0.9900 .
C6a H6B 0.9900 .
C7a H7A 0.9800 .
C7a H7B 0.9800 .
C7a H7C 0.9800 .
O3b C13 1.392(12) .
O3b C14 1.50(3) .
O3b H3 0.9500 .
O2b C10 1.301(7) .
C8b C9 1.400(9) .
C8b C11 1.540(19) .
C9b C10 1.410(9) .
C9b H9 0.9500 .
C10b C12 1.468(8) .
C11b H11A 0.9800 .
C11b H11B 0.9800 .
C11b H11C 0.9800 .
C12b H12A 0.9800 .
C12b H12B 0.9800 .
C12b H12C 0.9800 .
C13b C14 1.31(3) .
C13b H13A 0.9900 .
C13b H13B 0.9900 .
C14b H14A 0.9800 .
C14b H14B 0.9800 .
C14b H14C 0.9800 .
C15 C16 1.480(4) .
C15 H15A 0.9900 .
C15 H15B 0.9900 .
C16 H16A 0.9800 .
C16 H16B 0.9800 .
C16 H16C 0.9800 .
loop_
_geom_hbond_atom_site_label_D
_geom_hbond_atom_site_label_H
_geom_hbond_atom_site_label_A
_geom_hbond_site_symmetry_A
_geom_hbond_distance_DA
_geom_hbond_distance_DH
_geom_hbond_distance_HA
_geom_hbond_angle_DHA
_geom_hbond_publ_flag
O4a H3b O3b 2_665 2.693(8) 1.228 2.063 107.1 no
O3b H3b O4a 2_665 2.693(8) 0.950 2.373 99.2 no
O3b H3b O3b 2_665 2.296(9) 0.950 2.063 91.6 no
O5a H5a O5a 4_656 2.317(9) 0.950 1.839 108.1 no
O5a H5a O2b 4_656 2.716(8) 0.950 2.089 122.1 no
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion
_geom_torsion_site_symmetry_1
MN1 O1 C1a C2a 9.0(9) .
MN1 O1 C1a C4a 178.8(8) .
O1 C1a C2a C3a -4.1(10) .
C4a C1a C2a C3a -173.6(10) .
MN1 O4a C3a C2a 4.5(8) .
MN1 O4a C3a C5a -174.3(4) .
C1a C2a C3a O4a -2.7(9) .
C1a C2a C3a C5a 176.2(6) .
MN1 O5a C6a C7a 117.5(13) .
MN1 O1 C8b C9b -8.7(9) .
MN1 O1 C8b C11b 176.2(10) .
O1 C8b C9b C10b 3.6(10) .
C11b C8b C9b C10b 178.8(11) .
MN1 O2b C10b C9b -6.2(8) .
MN1 O2b C10b C12b 174.7(4) .
C8b C9b C10b O2b 3.9(9) .
C8b C9b C10b C12b -176.9(6) .
MN1 O3b C13b C14b -135.1(16) .
MN1 O3b C14b C13b 99.4(17) .
MN1 O6 C15 C16 -63.9(4) 2_665
MN1 O6 C15 C16 62.8(4) 4_656
MN1 O6 C15 C16 179.6(3) .
