Note that no cell choices are used for any monoclinic space group settings, since the Hermann-Mauguin name already expresses that choice. Where appropriate, choices ":2" or ":h" may be omitted, as is the case with Hermann-Mauguin names for reference settings, as described for the Symmetry CIF save__space_group.name_H-M_ref _item_enumeration.value listing. 8. The list of duplicated Hermann-Mauguin names generated by the BCS WYCKPOS program that are not allowed in CLEG notation along with their corresponding IT-number-based CLEG notations, is given in Table . Names with ":2" choices may be used without that choice indicated.