3-((R)-2-Amino-2-carboxy-propyl)-indole-1-carboxylic acid tert-butyl ester

N-(甲氧羰基)-D-色氨酸甲酯

Dimethyl (2R)-3,3a,8,8a-tetrahydropyrrolo[2,3-b]indole-1,2(2H)-di carboxylate

(αR)-Nα-methoxycarbonyl-α-methyl-1-(p-tolylsulphonyl)tryptophan methyl ester

dimethyl (2R,3aS,8aR)-8-(p-tolylsulphonyl)-1,2,3,3a,8,8a-hexahydropyrrolo[2,3-b]indole-1,2-dicarboxylate