trans-resveratrol + 2 S-adenosyl-L-methionine = pterostilbene + 2 S-adenosyl-L-homocysteine + 2 H(+)
trans-resveratrol + 2 s-adenosyl-l-methionine = pterostilbene + 2 s-adenosyl-l-homocysteine + 2 h(+)
trans-resveratrol + 2 S-adenosyl-L-methionine = pterostilbene + 2 S-adenosyl-L-homocysteine + 2 H(+)
trans-resveratrol + 2 s-adenosyl-l-methionine = pterostilbene + 2 s-adenosyl-l-homocysteine + 2 h(+)