2-dehydropantoate + NADPH + H(+) => (R)-pantoate + NADP(+)
2-dehydropantoate + nadph + h(+) => (r)-pantoate + nadp(+)
2-dehydropantoate + NADPH + H(+) => (R)-pantoate + NADP(+)
2-dehydropantoate + nadph + h(+) => (r)-pantoate + nadp(+)