1,8-di-tert-butyl 2-methyl (2R,3aR,8aR)-3a-(3-(2-(4-bromobenzamido)ethyl)-1H-indol-1-yl)-3,3a-dihydropyrrolo[2,3-b]indole-1,2,8(2H,8aH)-tricarboxylate

dimethyl (-)-(2S,2'S,3aS,3'aS,8aR,8'aR)-1,1',8,8'-tetramethyl-2,2',3,3',8,8a,8',8'a-octahydro-1H,1'H-3a,3'a-bipyrrolo[2,3-b]indole-2,2'-dicarboxylate

exo-allyloxyisoleucinyl 3a-bromo-1,8-(di-tert-butoxycarbonyl)-1,2,3,3a,8,8a-hexahydropyrrolo[2,3-b]indole-2-carboxylate

di-tert-butyl (2S,3aS,8aS)-2-(((2S,3S)-1-(allyloxy)-3-methyl-1-oxopentan-2-yl)carbamoyl)-3a-(3-((S)-2-(1,3-dioxoisoindolin-2-yl)-3-methoxy-3-oxopropyl)-1H-indol-1-yl)-2,3,3a,8a-tetrahydropyrrolo[2,3-b]indole-1,8-dicarboxylate