(3R,3aS,6aR or 3S,3aR,6aS)-Hexahydrofuro[2,3-b] furan-3-yl N-((1S,2R)-1-benzyl-3-(2,2-dimethyl-5-oxohexyl)[(3-methylaminophenyl) sulfonyl] amino-2-hydroxypropyl) carbamate AIDS-095484 AIDS095484