英文别名
                        (3aS*R*,6aS*R*,11bS*R*)-3'a,6',6'a,7'-Tetrahydro-3'a-methylspiro<1,3-dioxolan-2,5'(4'H)-<1H>pyrrolo<2,3-d>carbazol>-2'(3'H)-on;(3aS*R*,6aS*R*,11bS*R*)-3'a,6',6'a,7'-Tetrahydro-3'a-methylspiro(1,3-dioxolan-2,5'(4'H)-[1H]pyrrolo[2,3-d]carbazol)-2'(3'H)-on