(2S,3R)-dihydrodehydrodiconiferyl alcohol + NADPH + H(+) => (R)-tetrahydrodehydrodiconiferyl alcohol + NADP(+)
(2s,3r)-dihydrodehydrodiconiferyl alcohol + nadph + h(+) => (r)-tetrahydrodehydrodiconiferyl alcohol + nadp(+)
(2S,3R)-dihydrodehydrodiconiferyl alcohol + NADPH + H(+) => (R)-tetrahydrodehydrodiconiferyl alcohol + NADP(+)
(2s,3r)-dihydrodehydrodiconiferyl alcohol + nadph + h(+) => (r)-tetrahydrodehydrodiconiferyl alcohol + nadp(+)