(2S,4R)-1-[(2S)-2-[5-[[2-[2,3-difluoro-6-(2-morpholinothiazol-4-yl)phenoxy]acetyl]amino]pentanoylamino]-3,3-dimethyl-butanoyl]-4-hydroxy-N-[(1S)-1-[4-(4-methylthiazol-5-yl)phenyl]ethyl]pyrrolidine-2-c