D-ribitol 5-phosphate + NAD(+) = D-ribulose 5-phosphate + NADH + H(+)
d-ribitol 5-phosphate + nad(+) = d-ribulose 5-phosphate + nadh + h(+)
D-ribitol 5-phosphate + NAD(+) = D-ribulose 5-phosphate + NADH + H(+)
d-ribitol 5-phosphate + nad(+) = d-ribulose 5-phosphate + nadh + h(+)