AIDS-169466 AIDS169466 Carbamic acid, [(1S)-1-[[(3aS,6S,6aR)-4-(cyclopropylcarbonyl)hexahydro-6-methyl-5-oxopyrrolo[3,2-b]pyrrol-1(2H)-yl]carbonyl]-2-methylpropyl]-, 1,1-dimethylethyl ester