4-Morpholinecarboxylic acid,5-[(1S,2S)-3-(3,5-difluorophenyl)-1-hydroxy-2-[[(2E)-2-methyl-1,4-dioxo-2-heptenyl]amino]propyl]-2-(2,2-dimethylpropoxy)-, 1,1-dimethylethylester, (2R,5R)-
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