(S)-6-tert-butyl 1-methyl 8-(acetoxymethyl)-4-(benzyloxy)-7,8-dihydropyrrolo[3,2-e]indole-1,6(3H)-dicarboxylate

(S)-3-Acetoxymethyl-6-benzyloxy-5-((E)-2-methoxycarbonyl-vinylamino)-2,3-dihydro-indole-1-carboxylic acid tert-butyl ester

5,5'-(carbonyldiimino)bis-1H-indole-2-carboxylic acid diethyl ester

(1S)-3-[(tert-butyloxy)carbonyl]-1-(chloromethyl)-5-hydroxy-8-methyl-1,2-dihydro-3H-pyrrolo[3,2-e]indole