(2S)-4,4-Difluoro-1-{(2S,3S)-2-hydroxy-3-[(3-hydroxy-2-methylbenzoyl)amino]-4-phenylbutanoyl}-N-[(1S)-1,2,3,4-tetrahydronaphthalen-1-yl]pyrrolidine-2-carboxamide AIDS-190474 AIDS190474