(4R,5S,6S,7R)-Hexahydro-5,6-dihydroxy-1-[[3-(1H-pyrazol-3-yl)phenyl]methyl]-3-[[3-(methoxycarbonyl)phenyl]methyl]-4,7-bis(phenylmethyl)-2H-1,3-diazepin-2-one AIDS-059589 AIDS059589 Diazepine cyclic urea deriv.