glycine betaine + NADH + 2 H(+) => betaine aldehyde + NAD(+) + H2O
glycine betaine + nadh + 2 h(+) => betaine aldehyde + nad(+) + h2o
glycine betaine + NADH + 2 H(+) => betaine aldehyde + NAD(+) + H2O
glycine betaine + nadh + 2 h(+) => betaine aldehyde + nad(+) + h2o