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