AIDS-110878 AIDS110878 Carbamic acid, [(1S)-1-[[[(1S)-3,3-difluoro-2,4-dioxo-1-[[4-(phenylmethoxy)phenyl]methyl]-4-[[(1R)-1-phenyl-2-(phenylmethoxy)ethyl]amino]butyl]amino]carbonyl]-2-methylpropyl]-, phenylmethyl ester