label: trans-resveratrol + S-adenosyl-L-methionine <=> 3-methoxy-4',5-dihydroxy-trans-stilbene + S-adenosyl-L-homocysteine + H(+)
label_lc: trans-resveratrol + s-adenosyl-l-methionine <=> 3-methoxy-4',5-dihydroxy-trans-stilbene + s-adenosyl-l-homocysteine + h(+)