methylmalonate + NADH + 2 H(+) => (S)-2-methyl-3-oxopropanoate + NAD(+) + H2O
methylmalonate + nadh + 2 h(+) => (s)-2-methyl-3-oxopropanoate + nad(+) + h2o
methylmalonate + NADH + 2 H(+) => (S)-2-methyl-3-oxopropanoate + NAD(+) + H2O
methylmalonate + nadh + 2 h(+) => (s)-2-methyl-3-oxopropanoate + nad(+) + h2o