Synonyms: AC1LD8OW;(3S,3aS,6aR)-N-[1,2-dioxo-1-[[(1S)-1-phenylethyl]amino]hexan-3-yl]-2-[(2S)-3-methyl-2-[[(2S)-3-methyl-2-[5-(2H-tetrazol-5-yl)pentanoylamino]butanoyl]amino]butanoyl]-3,3a,4,5,6,6a-hexahydro-1H-cyclopenta[c]pyrrole-3-carboxamide;402956-83-6;Cyclopenta[c]pyrrole-1-carboxamide, N-[1-oxo-5-(1H-tetrazol-5-yl)pentyl]-L-valyl-L-valyloctahydro-N-[1-[oxo[[(1S)-1-phenylethyl]amino]acetyl]butyl]-, (1S,3aR,6aS)- (9CI)