1-[4-(Thiazol-2-yl)-phenyl]-4(S)-hydroxy-2-N-(N-methoxycarbonyl-(L)-S-methylcysteinyl)amino]-5(S)-N-(N-methoxycarbonyl-(L)-iso-leucyl)amino-6-phenyl-2-azahexane 198904-09-5 2,5,6,10,13-Pentaazatetradecanedioic acid, 8-hydroxy-12-(1-methylpropyl)-3-[(methylthio)methyl]-4,11-dioxo-9-(phenylmethyl)-6-[[4-(2-thiazolyl)phenyl]methyl]-, dimethyl ester, [3S-[3R*,8R*,9R*,12R*(R*)]]- AIDS-057736 AIDS057736 Heterocyclic Azahexane deriv.