label: (1R)-2-[(cyanomethyl)amino]-1-({[2-(difluoromethoxy)benzyl]sulfonyl}methyl)-2-oxoethyl morpholine-4-carboxylate
label_lc: (1r)-2-[(cyanomethyl)amino]-1-({[2-(difluoromethoxy)benzyl]sulfonyl}methyl)-2-oxoethyl morpholine-4-carboxylate