(S)-N-(1S,2R)-[3-[2-[[(1,1-Dimethylethyl)amino]carbonyl]phenyl]-2-hydroxy-1-(phenylmethyl)propyl]-2-[(methylsulfonyl)amino]-3-[[p-(trifluoromethy)lphenyl]sulfinyl]propanamide AIDS-031593 AIDS031593 LY289612 analog