1-[4-[2-(1-Methyl-1-phenyl-ethyl)-2H-tetrazol-5-yl]-phenyl]-4(S)-hydroxy-2-N-(N-methoxycarbonyl-(L)-iso-leucyl)amino]-5(S)-N-(N-methoxycarbonyl-(L)-tert-leucyl)amino-6-phenyl-2-azahexane 198904-14-2 2,5,6,10,13-Pentaazatetradecanedioic acid, 12-(1,1-dimethylethyl)-8-hydroxy-6-[[4-[2-(1-methyl-1-phenylethyl)-2H-tetrazol-5-yl]phenyl]methyl]-3-(1-methylpropyl)-4,11-dioxo-9-(phenylmethyl)-, dimethyl ester,[3S-[3R*(R*),8R*,9R*,12R*]]- AIDS-057740 AIDS057740 Heterocyclic Azahexane deriv.