1,2-dihydro-alpha-santonin + NAD(+) => alpha-santonin + NADH + H(+)
1,2-dihydro-alpha-santonin + nad(+) => alpha-santonin + nadh + h(+)
1,2-dihydro-alpha-santonin + NAD(+) => alpha-santonin + NADH + H(+)
1,2-dihydro-alpha-santonin + nad(+) => alpha-santonin + nadh + h(+)