198903-86-5 2,5,6,10,13-Pentaazatetradecanedioic acid, 8-hydroxy-3,12-bis(1-methylethyl)-4,11-dioxo-9-(phenylmethyl)-6-[[4-(5-thiazolyl)phenyl]methyl]-, dimethyl ester, (3S,8S,9S,12S)- AIDS-057713 AIDS057713 Aza dipeptide deriv.