label: a 3beta-hydroxy-4beta-formyl-4alpha-methylsteroid + NAD(+) + 2 H2O => a 3beta-hydroxy-4beta-hydroxymethyl-4alpha-methylsteroid + NADH + O2 + H(+)
label_lc: a 3beta-hydroxy-4beta-formyl-4alpha-methylsteroid + nad(+) + 2 h2o => a 3beta-hydroxy-4beta-hydroxymethyl-4alpha-methylsteroid + nadh + o2 + h(+)