7alpha-hydroxycholest-4-en-3-one + NADH + H(+) => 7alpha-hydroxycholesterol + NAD(+)
7alpha-hydroxycholest-4-en-3-one + nadh + h(+) => 7alpha-hydroxycholesterol + nad(+)
7alpha-hydroxycholest-4-en-3-one + NADH + H(+) => 7alpha-hydroxycholesterol + NAD(+)
7alpha-hydroxycholest-4-en-3-one + nadh + h(+) => 7alpha-hydroxycholesterol + nad(+)