1 C20 Acetyl-nh-val-cyclohexyl-ch2[nch2choh]ch2-benzyl-val-nh-acetyl 1.000 2 DR7 (3s,8s,9s,12s)-3,12-bis(1,1-dimethylethyl)-8-hydroxy-4,11-dioxo-9-(phenylmethyl)-6-[[4-(2-pyridinyl)phenyl]methyl]-2,5, 6,10,13-pentaazatetradecanedioic acid dimethyl ester 0.736