label: (2E)-2-ethylidene-4-hydroxy-5-methylfuran-3(2H)-one + NADPH + H(+) => 2-ethyl-4-hydroxy-5-methyl-3(2H)-furanone + NADP(+)
label_lc: (2e)-2-ethylidene-4-hydroxy-5-methylfuran-3(2h)-one + nadph + h(+) => 2-ethyl-4-hydroxy-5-methyl-3(2h)-furanone + nadp(+)