1-Oxa-2,7-diazaspiro[4.4]non-2-ene-8-carboxamide,N-[(1S)-2-amino-1-(benzo[b]thien-2-ylmethyl)-2-oxoethyl]-7-[4-(ethylthio)benzoyl]-3-[3-[[[(2S)-5-oxo-2-pyrrolidinyl]carbonyl]amino]phenyl]-,(5R,8S)-
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