formate + NADH + 2 H(+) => formaldehyde + NAD(+) + H2O
formate + nadh + 2 h(+) => formaldehyde + nad(+) + h2o
formate + NADH + 2 H(+) => formaldehyde + NAD(+) + H2O
formate + nadh + 2 h(+) => formaldehyde + nad(+) + h2o