avenanthramide C + S-adenosyl-L-methionine = avenanthramide B + S-adenosyl-L-homocysteine + H(+)
avenanthramide c + s-adenosyl-l-methionine = avenanthramide b + s-adenosyl-l-homocysteine + h(+)
avenanthramide C + S-adenosyl-L-methionine = avenanthramide B + S-adenosyl-L-homocysteine + H(+)
avenanthramide c + s-adenosyl-l-methionine = avenanthramide b + s-adenosyl-l-homocysteine + h(+)