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#$Date: 2016-02-19 16:29:56 +0200 (Fri, 19 Feb 2016) $
#$Revision: 176759 $
#$URL: svn://www.crystallography.net/cod/cif/2/00/11/2001105.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2001105
loop_
_publ_author_name
'Mori, Y.'
'Hayakawa, A.'
'Maeda, K.'
_publ_section_title
;
 Structure of photostable 1-(hydroxyalkyl)-2(1H)-pyrazinones
;
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              123
_journal_page_last               126
_journal_paper_doi               10.1107/S0108270191007904
_journal_volume                  48
_journal_year                    1992
_chemical_formula_sum            'C18 H16 N2 O2'
_chemical_formula_weight         292.32
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   13.320(4)
_cell_length_b                   31.654(15)
_cell_length_c                   6.991(3)
_cell_volume                     2948(2)
_diffrn_radiation_type           Mo
_diffrn_radiation_wavelength     0.71073
_exptl_absorpt_coefficient_mu    0.081
_exptl_crystal_density_diffrn    1.317
_exptl_crystal_F_000             1232
_cod_data_source_file            as0499.cif
_cod_data_source_block           as0499a
_cod_database_code               2001105
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
N(1) .9217(2) .06280(10) .6641(3)
C(2) 1.0143(3) .04420(10) .6310(5)
C(3) 1.0746(3) .06490(10) .4906(5)
N(4) 1.0501(2) .09910(10) .4017(4)
C(5) .9587(2) .11770(10) .4435(4)
C(6) .8947(2) .09970(10) .5716(4)
O(7) 1.0400(2) .01220(10) .7205(4)
C(8) .9419(2) .15880(10) .3412(4)
C(9) .8490(3) .17390(10) .2814(5)
C(10) .8405(3) .21290(10) .1919(5)
C(11) .9235(3) .23680(10) .1557(5)
C(12) 1.0164(3) .22190(10) .2083(5)
C(13) 1.0256(3) .18360(10) .3010(5)
C(14) .7951(2) .11860(10) .6207(4)
C(15) .7069(3) .10370(10) .5397(5)
C(16) .6174(3) .12430(10) .5736(6)
C(17) .6148(3) .15950(10) .6869(6)
C(18) .7012(3) .17440(10) .7739(5)
C(19) .7910(3) .15370(10) .7388(5)
C(20) .8555(3) .04230(10) .8084(5)
C(21) .8741(3) .05940(10) 1.0067(5)
O(22) .8119(2) .03780(10) 1.1412(4)
H(3) 1.139(2) .0520(10) .466(4)
H(9) .790(2) .1550(10) .285(4)
H(10) .776(3) .2240(10) .157(6)
H(11) .917(2) .2640(10) .090(5)
H(12) 1.077(2) .2410(10) .184(5)
H(13) 1.089(2) .1720(10) .330(4)
H(15) .711(2) .0800(10) .467(5)
H(16) .560(2) .1120(10) .522(4)
H(17) .556(3) .1750(10) .709(5)
H(18) .702(2) .2040(10) .859(5)
H(19) .851(2) .1640(10) .803(4)
H(201) .780(2) .0470(10) .769(4)
H(202) .872(2) .0140(10) .805(5)
H(211) .945(3) .0570(10) 1.032(5)
H(212) .852(3) .0910(10) .990(6)
H(22) .853(3) .0160(10) 1.188(6)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
N(1) C(2) 1.386(4)
N(1) C(6) 1.382(4)
N(1) C(20) 1.489(5)
C(2) C(3) 1.427(5)
C(2) O(7) 1.239(4)
C(3) N(4) 1.293(4)
N(4) C(5) 1.384(4)
C(5) C(6) 1.363(4)
C(5) C(8) 1.499(4)
C(6) C(14) 1.496(4)
C(8) C(9) 1.392(5)
C(8) C(13) 1.393(5)
C(3) H(3) 0.97(3)
C(9) H(9) 0.99(3)
C(10) H(10) 0.96(4)
C(11) H(11) 0.98(3)
C(12) H(12) 1.02(3)
C(13) H(13) 0.94(3)
C(15) H(15) 0.90(3)
C(16) H(16) 0.92(3)
C(9) C(10) 1.389(6)
C(10) C(11) 1.364(6)
C(11) C(12) 1.374(6)
C(12) C(13) 1.380(6)
C(14) C(15) 1.387(5)
C(14) C(19) 1.385(5)
C(15) C(16) 1.380(5)
C(16) C(17) 1.367(6)
C(17) C(18) 1.385(6)
C(18) C(19) 1.385(5)
C(20) C(21) 1.509(6)
C(21) O(22) 1.427(5)
C(17) H(17) 0.94(4)
C(18) H(18) 1.10(4)
C(19) H(19) 0.97(3)
C(20) H(201) 1.05(3)
C(20) H(202) 0.93(4)
C(21) H(211) 0.96(4)
C(21) H(212) 1.05(4)
O(22) H(22) 0.95(4)
