label: diethyl (2R,3R)-2-methyl-3-hydroxysuccinate + NADP(+) = diethyl 2-methyl-3-oxosuccinate + NADPH + H(+)
label_lc: diethyl (2r,3r)-2-methyl-3-hydroxysuccinate + nadp(+) = diethyl 2-methyl-3-oxosuccinate + nadph + h(+)