Defined in file pcsubstance.asn C++ class: CPC_StereoGroup PC-StereoGroup ::= SEQUENCE { type INTEGER { absolute (1), -- Absolute configuration is known or (2), -- Relative configuration is known (absolute configuration is unknown) and (3), -- Mixture of stereoisomers unknown (255) -- Unknown configuration type }, aid SEQUENCE OF INTEGER -- Atom Identifiers of atoms in this group -- Note: Atom ID's must be greater than "0" }