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 <=> glycine betaine + nadh + 2 h(+)