2-dehydro-L-idonate + NADH + H(+) => L-idonate + NAD(+)
2-dehydro-l-idonate + nadh + h(+) => l-idonate + nad(+)
2-dehydro-L-idonate + NADH + H(+) => L-idonate + NAD(+)
2-dehydro-l-idonate + nadh + h(+) => l-idonate + nad(+)