(3S,6S,1'aS)-6-((S)-2-(Methylamino)propanamido)-N-((1-(2-(2-(2-(2-(4-((S)-((3S,6S,1'aS)-6-((S)-2-(methylamino)propanamido)-5-oxodecahydropyrrolo[1,2-a]azocine-3-carboxamido)(phenyl)methyl)-1H-1,2,3-triazol-1-yl)ethoxy)ethoxy)ethoxy)ethyl)-1H-1,2,3-triazol-4-yl)(phenyl)methyl)-5-oxodecahydropyrrolo[1,2-a]azocine-3-carboxamide