LMucko/crystallography-open-database huggingface dataset:
The perils of <i>Cc</i> revisited
Marsh, R. E.; Acta Crystallographica Section B 53 (1997) 317–322; doi:10.1107/S010876819601381X

data_2101765
_publ_section_title
;
 The perils of <i>Cc</i> revisited
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              317
_journal_page_last               322
_journal_paper_doi               10.1107/S010876819601381X
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C15 H14 N2 '
_chemical_formula_sum            'C15 H14 N2'
_space_group_IT_number           43
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'F 2 -2d'
_symmetry_space_group_name_H-M   'F d d 2'
_audit_creation_method           CSD-QUEST3D-V5
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   9.503(2)
_cell_length_b                   16.429(6)
_cell_length_c                   15.180
_cell_volume                     2370.0(10)
_cod_data_source_file            an0533.cif
_cod_data_source_block           CSD_CIF_MIF_KIMSUU01
_cod_depositor_comments
;

  Added moiety chemical formula from Marsh (1997) paper. The summary
  chemical formula is calculated from moiety formula using 'AdHocParser'
  (svn://www.crystallography.net/cod-tools/trunk/Formulae/AdHocParser.yp,
  revision 1441.)

  Removing 12 atoms which were symmetric equivalents of the atoms from
  the asymmetric unit.

  Andrius Merkys
  2013-11-06
;
_cod_database_code               2101765
The perils of <i>Cc</i> revisited
Marsh, R. E.; Acta Crystallographica Section B 53 (1997) 317–322; doi:10.1107/S010876819601381X

data_2101766
_publ_section_title
;
 The perils of <i>Cc</i> revisited
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              317
_journal_page_last               322
_journal_paper_doi               10.1107/S010876819601381X
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C37 H31 O2 P2 Ag'
_chemical_formula_sum            'C37 H31 Ag O2 P2'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_audit_creation_method           CSD-QUEST3D-V5
_cell_angle_alpha                90
_cell_angle_beta                 116.34(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   24.952(2)
_cell_length_b                   9.1790(10)
_cell_length_c                   15.2620(10)
_cell_volume                     3132.6(7)
_cod_data_source_file            an0533.cif
_cod_data_source_block           CSD_CIF_MIF_KIXCAV01
_cod_depositor_comments
;

  Added moiety chemical formula from Marsh (1997) paper. The summary
  chemical formula is calculated from moiety formula using 'AdHocParser'
  (svn://www.crystallography.net/cod-tools/trunk/Formulae/AdHocParser.yp,
  revision 1441.)

  Removing 20 atoms which were symmetric equivalents of the atoms from
  the asymmetric unit.

  Andrius Merkys
  2013-11-06
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2101766
The perils of <i>Cc</i> revisited
Marsh, R. E.; Acta Crystallographica Section B 53 (1997) 317–322; doi:10.1107/S010876819601381X

data_2101767
_publ_section_title
;
 The perils of <i>Cc</i> revisited
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              317
_journal_page_last               322
_journal_paper_doi               10.1107/S010876819601381X
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C36 H28 F12 S2 Pt'
_chemical_formula_sum            'C36 H28 F12 Pt S2'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_audit_creation_method           CSD-QUEST3D-V5
_cell_angle_alpha                90
_cell_angle_beta                 96.48(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   17.333(6)
_cell_length_b                   16.072(5)
_cell_length_c                   12.354(4)
_cell_volume                     3420(2)
_cod_data_source_file            an0533.cif
_cod_data_source_block           CSD_CIF_MIF_KIYPIR01
_cod_depositor_comments
;

  Added moiety chemical formula from Marsh (1997) paper. The summary
  chemical formula is calculated from moiety formula using 'AdHocParser'
  (svn://www.crystallography.net/cod-tools/trunk/Formulae/AdHocParser.yp,
  revision 1441.)

  Removing 25 atoms which were symmetric equivalents of the atoms from
  the asymmetric unit.

  Andrius Merkys
  2013-11-06
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2101767
The perils of <i>Cc</i> revisited
Marsh, R. E.; Acta Crystallographica Section B 53 (1997) 317–322; doi:10.1107/S010876819601381X

data_2101768
_publ_section_title
;
 The perils of <i>Cc</i> revisited
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              317
_journal_page_last               322
_journal_paper_doi               10.1107/S010876819601381X
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C26 H38 Cl Si2 Ti2 As'
_chemical_formula_sum            'C26 H38 As Cl Si2 Ti2'
_space_group_IT_number           43
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'F 2 -2d'
_symmetry_space_group_name_H-M   'F d d 2'
_audit_creation_method           CSD-QUEST3D-V5
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   30.71(2)
_cell_length_b                   18.495
_cell_length_c                   9.685(5)
_cell_volume                     5501(5)
_cod_data_source_file            an0533.cif
_cod_data_source_block           CSD_CIF_MIF_KIZKIN01
_cod_depositor_comments
;
 Marking attached hydrogen comments.

 Antanas Vaitkus,
 2017-03-25

  Added moiety chemical formula from Marsh (1997) paper. The summary
  chemical formula is calculated from moiety formula using 'AdHocParser'
  (svn://www.crystallography.net/cod-tools/trunk/Formulae/AdHocParser.yp,
  revision 1441.)

  Removing 15 atoms which were symmetric equivalents of the atoms from
  the asymmetric unit.

  Andrius Merkys
  2013-11-06
;
_cod_database_code               2101768
The perils of <i>Cc</i> revisited
Marsh, R. E.; Acta Crystallographica Section B 53 (1997) 317–322; doi:10.1107/S010876819601381X

data_2101769
_publ_section_title
;
 The perils of <i>Cc</i> revisited
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              317
_journal_page_last               322
_journal_paper_doi               10.1107/S010876819601381X
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C14 H18 N4 O4 Ni, 2(Cl O4)'
_chemical_formula_sum            'C14 H18 Cl2 N4 Ni O12'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_audit_creation_method           CSD-QUEST3D-V5
_cell_angle_alpha                90
_cell_angle_beta                 103.749(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   24.4019(6)
_cell_length_b                   11.9871(5)
_cell_length_c                   7.4982(3)
_cell_volume                     2130.44(14)
_cod_data_source_file            an0533.cif
_cod_data_source_block           CSD_CIF_MIF_KOWDAB01
_cod_depositor_comments
;

  Added moiety chemical formula from Marsh (1997) paper. The summary
  chemical formula is calculated from moiety formula using 'AdHocParser'
  (svn://www.crystallography.net/cod-tools/trunk/Formulae/AdHocParser.yp,
  revision 1441.)

  Removing 11 atoms which were symmetric equivalents of the atoms from
  the asymmetric unit.

  Andrius Merkys
  2013-11-06
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2101769
The perils of <i>Cc</i> revisited
Marsh, R. E.; Acta Crystallographica Section B 53 (1997) 317–322; doi:10.1107/S010876819601381X

data_2101770
_publ_section_title
;
 The perils of <i>Cc</i> revisited
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              317
_journal_page_last               322
_journal_paper_doi               10.1107/S010876819601381X
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C20 H32 N2 O4'
_chemical_formula_sum            'C20 H32 N2 O4'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_audit_creation_method           CSD-QUEST3D-V5
_cell_angle_alpha                90
_cell_angle_beta                 127.21(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   19.169(8)
_cell_length_b                   9.079(4)
_cell_length_c                   14.636(6)
_cell_volume                     2028.6(16)
_cod_data_source_file            an0533.cif
_cod_data_source_block           CSD_CIF_MIF_KUBRAA01
_cod_depositor_comments
;

  Added moiety chemical formula from Marsh (1997) paper. The summary
  chemical formula is calculated from moiety formula using 'AdHocParser'
  (svn://www.crystallography.net/cod-tools/trunk/Formulae/AdHocParser.yp,
  revision 1441.)

  Removing 27 atoms which were symmetric equivalents of the atoms from
  the asymmetric unit.

  Andrius Merkys
  2013-11-06
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2101770
The perils of <i>Cc</i> revisited
Marsh, R. E.; Acta Crystallographica Section B 53 (1997) 317–322; doi:10.1107/S010876819601381X

data_2101771
_publ_section_title
;
 The perils of <i>Cc</i> revisited
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              317
_journal_page_last               322
_journal_paper_doi               10.1107/S010876819601381X
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C2 N2 S2 Cl Hg, 2(C10 H8 S8)'
_chemical_formula_sum            'C22 H16 Cl Hg N2 S18'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_audit_creation_method           CSD-QUEST3D-V5
_cell_angle_alpha                90
_cell_angle_beta                 90.02(6)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   36.690(10)
_cell_length_b                   8.302(8)
_cell_length_c                   11.732(8)
_cell_volume                     3574(4)
_cod_data_source_file            an0533.cif
_cod_data_source_block           CSD_CIF_MIF_LELYEG01
_cod_depositor_comments
;

  Added moiety chemical formula from Marsh (1997) paper. The summary
  chemical formula is calculated from moiety formula using 'AdHocParser'
  (svn://www.crystallography.net/cod-tools/trunk/Formulae/AdHocParser.yp,
  revision 1441.)

  Removing 3 atoms which were symmetric equivalents of the atoms from
  the asymmetric unit.

  Andrius Merkys
  2013-11-06
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2101771
The perils of <i>Cc</i> revisited
Marsh, R. E.; Acta Crystallographica Section B 53 (1997) 317–322; doi:10.1107/S010876819601381X

data_2101772
_publ_section_title
;
 The perils of <i>Cc</i> revisited
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              317
_journal_page_last               322
_journal_paper_doi               10.1107/S010876819601381X
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C16 H28 O4 Ni'
_chemical_formula_sum            'C16 H28 Ni O4'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_audit_creation_method           CSD-QUEST3D-V5
_cell_angle_alpha                90
_cell_angle_beta                 108.64(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.524(3)
_cell_length_b                   8.520(2)
_cell_length_c                   15.588(3)
_cell_volume                     1953.6(8)
_cod_data_source_file            an0533.cif
_cod_data_source_block           CSD_CIF_MIF_LEWZAO01
_cod_depositor_comments
;

  Added moiety chemical formula from Marsh (1997) paper. The summary
  chemical formula is calculated from moiety formula using 'AdHocParser'
  (svn://www.crystallography.net/cod-tools/trunk/Formulae/AdHocParser.yp,
  revision 1441.)

  Removing 24 atoms which were symmetric equivalents of the atoms from
  the asymmetric unit.

  Andrius Merkys
  2013-11-06
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2101772
The perils of <i>Cc</i> revisited
Marsh, R. E.; Acta Crystallographica Section B 53 (1997) 317–322; doi:10.1107/S010876819601381X

data_2101773
_publ_section_title
;
 The perils of <i>Cc</i> revisited
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              317
_journal_page_last               322
_journal_paper_doi               10.1107/S010876819601381X
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C28 H35 O P Si2 Ru'
_chemical_formula_sum            'C28 H35 O P Ru Si2'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_audit_creation_method           CSD-QUEST3D-V5
_cell_angle_alpha                90
_cell_angle_beta                 129.98
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   24.758
_cell_length_b                   15.250(2)
_cell_length_c                   18.811
_cell_volume                     5442.2(7)
_cod_data_source_file            an0533.cif
_cod_data_source_block           CSD_CIF_MIF_LEZTAL01
_cod_depositor_comments
;
 Marking attached hydrogen atoms.

 Antanas Vaitkus,
 2017-03-26

  Added moiety chemical formula from Marsh (1997) paper. The summary
  chemical formula is calculated from moiety formula using 'AdHocParser'
  (svn://www.crystallography.net/cod-tools/trunk/Formulae/AdHocParser.yp,
  revision 1441.)

  Andrius Merkys
  2013-11-06
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2101773
The perils of <i>Cc</i> revisited
Marsh, R. E.; Acta Crystallographica Section B 53 (1997) 317–322; doi:10.1107/S010876819601381X

data_2101774
_publ_section_title
;
 The perils of <i>Cc</i> revisited
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              317
_journal_page_last               322
_journal_paper_doi               10.1107/S010876819601381X
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C18 H39 O2 P'
_chemical_formula_sum            'C18 H39 O2 P'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_audit_creation_method           CSD-QUEST3D-V5
_cell_angle_alpha                90
_cell_angle_beta                 113.7(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   52.70(10)
_cell_length_b                   4.810(10)
_cell_length_c                   8.86(2)
_cell_volume                     2056(8)
_cod_data_source_file            an0533.cif
_cod_data_source_block           CSD_CIF_MIF_NONPIN01
_cod_depositor_comments
;

  Added moiety chemical formula from Marsh (1997) paper. The summary
  chemical formula is calculated from moiety formula using 'AdHocParser'
  (svn://www.crystallography.net/cod-tools/trunk/Formulae/AdHocParser.yp,
  revision 1441.)

  Removing 10 atoms which were symmetric equivalents of the atoms from
  the asymmetric unit.

  Andrius Merkys
  2013-11-06
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2101774
The perils of <i>Cc</i> revisited
Marsh, R. E.; Acta Crystallographica Section B 53 (1997) 317–322; doi:10.1107/S010876819601381X

data_2101775
_publ_section_title
;
 The perils of <i>Cc</i> revisited
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              317
_journal_page_last               322
_journal_paper_doi               10.1107/S010876819601381X
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C28 H24 N5 O3 Cu, C4 H O4 Cl6 '
_chemical_formula_sum            'C32 H25 Cl6 Cu N5 O7'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_audit_creation_method           CSD-QUEST3D-V5
_cell_angle_alpha                90
_cell_angle_beta                 91.44(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   24.301(9)
_cell_length_b                   8.075(2)
_cell_length_c                   18.131(6)
_cell_volume                     3557(2)
_cod_data_source_file            an0533.cif
_cod_data_source_block           CSD_CIF_MIF_NPHLCU01
_cod_depositor_comments
;

  Added moiety chemical formula from Marsh (1997) paper. The summary
  chemical formula is calculated from moiety formula using 'AdHocParser'
  (svn://www.crystallography.net/cod-tools/trunk/Formulae/AdHocParser.yp,
  revision 1441.)

  Removing 17 atoms which were symmetric equivalents of the atoms from
  the asymmetric unit.

  Andrius Merkys
  2013-11-06
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2101775
The perils of <i>Cc</i> revisited
Marsh, R. E.; Acta Crystallographica Section B 53 (1997) 317–322; doi:10.1107/S010876819601381X

data_2101776
_publ_section_title
;
 The perils of <i>Cc</i> revisited
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              317
_journal_page_last               322
_journal_paper_doi               10.1107/S010876819601381X
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C25 H28 O4'
_chemical_formula_sum            'C25 H28 O4'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_audit_creation_method           CSD-QUEST3D-V5
_cell_angle_alpha                90
_cell_angle_beta                 87.90(10)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   26.240(9)
_cell_length_b                   6.109(3)
_cell_length_c                   26.756(9)
_cell_volume                     4286(3)
_cod_data_source_file            an0533.cif
_cod_data_source_block           CSD_CIF_MIF_OCYAXM01
_cod_depositor_comments
;

  Added moiety chemical formula from Marsh (1997) paper. The summary
  chemical formula is calculated from moiety formula using 'AdHocParser'
  (svn://www.crystallography.net/cod-tools/trunk/Formulae/AdHocParser.yp,
  revision 1441.)

  Andrius Merkys
  2013-11-06
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2101776
The perils of <i>Cc</i> revisited
Marsh, R. E.; Acta Crystallographica Section B 53 (1997) 317–322; doi:10.1107/S010876819601381X

data_2101777
_publ_section_title
;
 The perils of <i>Cc</i> revisited
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              317
_journal_page_last               322
_journal_paper_doi               10.1107/S010876819601381X
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C4 F12 O5 Sb2'
_chemical_formula_sum            'C4 F12 O5 Sb2'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_audit_creation_method           CSD-QUEST3D-V5
_cell_angle_alpha                90
_cell_angle_beta                 122.75(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.332(6)
_cell_length_b                   13.867(8)
_cell_length_c                   9.443(5)
_cell_volume                     1358.1(15)
_cod_data_source_file            an0533.cif
_cod_data_source_block           CSD_CIF_MIF_OFAFSB01
_cod_depositor_comments
;

  Added moiety chemical formula from Marsh (1997) paper. The summary
  chemical formula is calculated from moiety formula using 'AdHocParser'
  (svn://www.crystallography.net/cod-tools/trunk/Formulae/AdHocParser.yp,
  revision 1441.)

  Removing 11 atoms which were symmetric equivalents of the atoms from
  the asymmetric unit.

  Andrius Merkys
  2013-11-06
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2101777
The perils of <i>Cc</i> revisited
Marsh, R. E.; Acta Crystallographica Section B 53 (1997) 317–322; doi:10.1107/S010876819601381X

data_2101778
_publ_section_title
;
 The perils of <i>Cc</i> revisited
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              317
_journal_page_last               322
_journal_paper_doi               10.1107/S010876819601381X
_journal_volume                  53
_journal_year                    1997
_chemical_formula_moiety         'C12 H10 N2 O7 I2'
_chemical_formula_sum            'C12 H10 I2 N2 O7'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_audit_creation_method           CSD-QUEST3D-V5
_cell_angle_alpha                90
_cell_angle_beta                 108.72(8)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   16.143(9)
_cell_length_b                   7.067(7)
_cell_length_c                   15.058(18)
_cell_volume                     1627(3)
_cod_data_source_file            an0533.cif
_cod_data_source_block           CSD_CIF_MIF_OXIBZN02
_cod_depositor_comments
;
  Marking attached hydrogen atoms.

  Antanas Vaitkus,
  2017-08-02

  Added moiety chemical formula from Marsh (1997) paper. The summary
  chemical formula is calculated from moiety formula using 'AdHocParser'
  (svn://www.crystallography.net/cod-tools/trunk/Formulae/AdHocParser.yp,
  revision 1441.)

  Removing 11 atoms which were symmetric equivalents of the atoms from
  the asymmetric unit.

  Andrius Merkys
  2013-11-06
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2101778