label: (2S)-2-amino-3-methylbutan-1-ol + NAD(+) + H2O => 1-hydroxy-3-methylbutan-2-one + NH4(+) + NADH + H(+)
label_lc: (2s)-2-amino-3-methylbutan-1-ol + nad(+) + h2o => 1-hydroxy-3-methylbutan-2-one + nh4(+) + nadh + h(+)