label: 3alpha,7beta-dihydroxy-12-oxo-5beta-cholan-24-oate + NADP(+) => 7,12-dioxo-lithocholate + NADPH + H(+)
label_lc: 3alpha,7beta-dihydroxy-12-oxo-5beta-cholan-24-oate + nadp(+) => 7,12-dioxo-lithocholate + nadph + h(+)