Nb-formyl-Na-methyl-6-methoxytryptamine

(3aS,5aR,10bR,12bS)-3a-Ethyl-8-methoxy-6-methyl-3a,5a,6,11,12,12b-hexahydro-1H,5H-6,12a-diaza-indeno[7,1-cd]fluoren-4-one

(3aS,5aS,10bS,12bS)-3a-Ethyl-8-methoxy-6-methyl-5-methylsulfanyl-3a,5a,6,11,12,12b-hexahydro-1H,5H-6,12a-diaza-indeno[7,1-cd]fluoren-4-one

2,3,6,7-tetradehydro-16-methoxy-1-methyl-4-oxo-3-(methylthio)aspidospermidine