AIDS-097264 AIDS097264 [R-[1S*,2R*(2R*,3S*)]]-N-[3-[[3-[[(1,1-Dimethylethoxy)carbonyl]amino]-2-hydroxy-4-phenylbutyl]amino]-2-hydroxy-1-phenylmethyl)propyl]-N,N-[(phenylmethoxy)carbonyl]-D-valinamide