CCCN(CCC)C(=O)c1cc(cc(c1)C(=O)N[C@@H](Cc2cc(cc(c2)F)F)[C@@H]([C@H]3C(=O)N(CCN3)Cc4ccccc4)O)C 316 N'-[(1S,2S)-2-[(2S)-4-benzyl-3-oxopiperazin-2-yl]-1-(3,5-difluorobenzyl)-2-hydroxyethyl]-5-methyl-N,N-dipropylbenzene-1,3-dicarboxamide