(E)-5-hydroxyferuloyl-CoA + S-adenosyl-L-methionine = (E)-sinapoyl-CoA + S-adenosyl-L-homocysteine + H(+)
(e)-5-hydroxyferuloyl-coa + s-adenosyl-l-methionine = (e)-sinapoyl-coa + s-adenosyl-l-homocysteine + h(+)
(E)-5-hydroxyferuloyl-CoA + S-adenosyl-L-methionine = (E)-sinapoyl-CoA + S-adenosyl-L-homocysteine + H(+)
(e)-5-hydroxyferuloyl-coa + s-adenosyl-l-methionine = (e)-sinapoyl-coa + s-adenosyl-l-homocysteine + h(+)