(1S,3R,Z)-benzyl 2-(2-iodobut-2-enyl)-5-methoxy-1-(4-methoxy-4-oxo-3,3-bis(phenylthio)butyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate

(1S,3R)-benzyl 2-((Z)-2-iodobut-2-enyl)-5-methoxy-1-((E)-4-methoxy-4-oxobut-2-enyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate

(2R,6R,12bS,E)-benzyl 3-ethylidene-8-methoxy-2-(2-methoxy-2-oxoethyl)-1,2,3,4,6,7,12,12b-octahydroindolo[2,3-a]quinolizine-6-carboxylate

methyl 2-((2R,12bS,E)-3-ethylidene-8-methoxy-1,2,3,4,6,7,12,12b-octahydroindolo[2,3-a]quino-lizin-2-yl)acetate

3-(((2R,5S)-3,6-diethoxy-5-isopropyl-2,5-dihydropyrazin-2-yl)methyl)-4-methoxy-2-(trimethylsilyl)-1H-indole