(2R)-1-[(1-{(2S)-2-[(Ethylamino)carbonylamino]-3,3-dimethylbutanoyl}(2S,4R)-4-(7-methoxy-2-phenyl(4-quinolyloxy))pyrrolidin-2-yl)carbonylamino]-2-vinylcyclopropanecarboxylic acid AIDS-162211 AIDS162211