4-{4-[4-(4-{[(5S)-5-(2,4-Difluorophenyl)-5-(1,2,4-triazolylmethyl)oxolan-3-yl]methoxy}phenyl)piperazinyl]phenyl}-1-((1S)-1-methylpropyl)-1,2,4-triazolin-5-one AIDS-113886 AIDS113886 SCH 49999