(2S)-2,3,4,4,4-pentadeuterio-N-[(3R,4S,5S)-1-[(2S)-2-[(3R,4R,7R,8S)-8-hydroxy-4,7-dimethyl-5-oxo-8-phenyl-6-aza-2-oxaoct-3-yl]tetrahydro-1H-pyrrol-1-yl]-3-methoxy-5-methyl-1-oxohept-4-yl]-2-{[(2S)-3-methyl-2-(methylamino)-1-oxobutyl]amino}-N-methyl-3-(trideuteriomethyl)butanamide