Synonyms: 3,8a-Methano-8aH-furo[2'',3'':6',7']azonino[4',5':4,5]pyrrolo[1,2,3-de][1,4]benzoxazine-14,16(13H)-dione,2,3,3a,4,5,6,7,8,15a,15b-decahydro-15a-hydroxy-13-methoxy-2,6-dimethyl-,(2R,3R,3aS,8aR,13S,15aR,15bR)- (9CI); Dichotine (neutral);3,8a-Methano-8aH-furo[2'',3'':6',7']azonino[4',5':4,5]pyrrolo[1,2,3-de][1,4]benzoxazine-14,16(13H)-dione,2,3,3a,4,5,6,7,8,15a,15b-decahydro-15a-hydroxy-13-methoxy-2,6-dimethyl-,[2R-(2R*,3R*,3aS*,8aR*,13S*,15aR*,15bR*)]-; Dichotine;[2R-(2R*,3R*,3aS*,8aR*,13S*,15aR*,15bR*)]-2,3,3a,4,5,6,7,8,15a,15b-Decahydro-15a-hydroxy-13-methoxy-2,6-dimethyl-3,8a-methano-8aH-furo[2'',3'':6',7']azonino[4',5':4,5]pyrrolo[1,2,3-de][1,4]benzoxazine-14,16(13H)-dione