(R)-2-Amino-3-(1H-indol-3-yl)-propionyl chloride

20E-[3S*-(3α,5β,15α)]-3,4,5,6,14,15,21-heptahydro-15-(methyl acetate)-20-ethylidene-indolo[2,3-a]quinolizine-5-carboxylic acid

(2R,6R,12bS)-3-Eth-(E)-ylidene-2-methoxycarbonylmethyl-1,2,3,4,6,7,12,12b-octahydro-indolo[2,3-a]quinolizine-6-carboxylic acid benzyl ester

Nb-(Z-2'-iodo-2'-butenyl)tryptophan benzyl ester

deformylgeissoschizine

(E)-2-((2S,3S,12bS)-3-Ethyl-1,2,3,4,6,7,12,12b-octahydro-indolo[2,3-a]quinolizin-2-yl)-3-hydroxy-acrylic acid methyl ester

methyl (2-(4-nitrophenyl)acetyl)-D-tryptophanate

(2R,3S,6R,12bS)-3-Ethyl-2-methoxycarbonylmethyl-1,2,3,4,6,7,12,12b-octahydro-indolo[2,3-a]quinolizine-6-carboxylic acid benzyl ester