(5aS,6S,8S,9S,10S,11aR,12R)-8-(2-methoxyethyl)-5-methyl-13-pivaloyl-5,5a,6,7,8,9,10,11-octahydro-6,10-epimino-9,11a-methanocycloocta[b]indol-12-yl acetate

(6S,8S,9S,10S)-12-benzyl-8-(2-methoxyethyl)-5-methyl-6,7,8,9,10,11-hexahydro-5H-6,10-epiminocycloocta[b]indole-9-carbaldehyde

(6S,8S,9S,10S)-12-benzyl-N-methoxy-8-(2-methoxyethyl)-N,5-dimethyl-6,7,8,9,10,11-hexahydro-5H-6,10-epiminocycloocta[b]indole-9-carboxamide

(6S,8S,9S,10S)-8-(2-methoxyethyl)-5-methyl-12-pivaloyl-6,7,8,9,10,11-hexahydro-5H-6,10-epiminocycloocta[b]indole-9-carbaldehyde

(4aS,6S,13S,13aS)-7-methyl-4,4a,5,6,7,12,13,13a-octahydro-6,13-epiminopyrano[3',4':5,6]cycloocta[1,2-b]indol-1(3H)-one