18172-33-3 9H-Pyrrolo(1',2':2,3)isoindolo(4,5,6-cd)indol-9-one, 10-acetyl-2,6,6a,7,11a,11b-hexahydro-11-hydroxy-7,7-dimethyl-, (6aalpha,11abeta,11balpha)- (8CI)(9CI) 9H-Pyrrolo(1',2':2,3)isoindolo(4,5,6-cd)indol-9-one, 2,6,6a,7,11a,11b-hexahydro-10-acetyl-7,7-dimethyl-11-hydroxy-, (6a-alpha,11a,11b-alpha)- CCRIS 4942 Cyclopiazonic acid HSDB 7248 NSC 117181