SM 164; SM59; (S,3S,3'S,6S,6'S,10aS,10a'S)-N,N'-((1S,1'S)-(1,1'-(4,4'-(1,4-phenylene)bis(butane-4,1-diyl))bis(1H-1,2,3-triazole-4,1-diyl))bis(phenylmethylene))bis(6-((S)-2-(2-methylamino)propanamido)-5-oxodecahydropyrrolo[1,2-a]azocine-3-carboxamide); (3S,3'S,6S,6'S,10aS,10a'S)-N,N'-((1S,1'S)-((1,4-phenylenebis(butane-4,1-diyl))bis(1H-1,2,3-triazole-1,4-diyl))bis(phenylmethylene))bis(6-((S)-2-(methylamino)propanamido)-5-oxodecahydropyrrolo[1,2-a]azocine-3-carboxamide)