rhamnetin + S-adenosyl-L-methionine => rhamnacene + S-adenosyl-L-homocysteine + H(+)
rhamnetin + s-adenosyl-l-methionine => rhamnacene + s-adenosyl-l-homocysteine + h(+)
rhamnetin + S-adenosyl-L-methionine => rhamnacene + S-adenosyl-L-homocysteine + H(+)
rhamnetin + s-adenosyl-l-methionine => rhamnacene + s-adenosyl-l-homocysteine + h(+)