VG5 N-[(1S,2R)-1-benzyl-3-{[(1S)-2-(cyclohexylamino)-1-methyl-2-oxoethyl]amino}-2-hydroxypropyl]-3-(ethylamino)-5-(2-oxopyrrolidin-1-yl)benzamide CCNc1cc(cc(c1)N2CCCC2=O)C(=O)N[C@@H](Cc3ccccc3)[C@@H](CN[C@@H](C)C(=O)NC4CCCCC4)O