[5,4-b]indole
(1aR,13S,13aS)-13-Ethyl-1a,4,5,10,11,12,13,13a-octahydro-10-methyl-2H-3,13-methanooxireno[9,10]azacycloundecino[5,4-b]indole
(1aR,13S,13aS)-13-Ethyl-1a,4,5,10,11,12,13,13a-octahydro-2H-3,13-methanooxireno[9,10]azacycloundecino[5,4-b]indole
(1aR,5aR,13S,13aS)-13-Ethyl-4,5,11,12,13,13a-hexahydro-2H-3,13-methanooxireno[9,10]azacycloundecino[5,4-b]indol-5a(1aH)-ol
(4S,4aS,15aS)-4,4a,5,6,7,8,13,14,15,15a-Decahydro-4,6-dimethyl-14-oxopyrano[4,3:8,9]azecino[5,4-b]indole-1-carboxylic acid methyl ester
(5S,7R)-5-Ethyl-1,4,5,6,7,8,9,10-octahydro-2H-3,7-methanoazacycloundecino[5,4-b]indol-5-ol
(5S,7S,9R)-5β-Ethyl-1,4,5,6,7,8,9,10-octahydro-2H-3,7α-methanoazacycloundecino[5,4-b]indole-9β-carboxylic acid methyl ester
(5Z,7R,9Z,14bS)-7-Formyl-1,2,4,7,8,10-hexahydro-7-methyl-15-oxo-3,14b-methanoazacycloundecino[5,4-b]indole-9-carboxylic acid methyl ester