7,8-dihydroxyflavone + S-adenosyl-L-methionine = 7-hydroxy-8-methoxyflavone + S-adenosyl-L-homocysteine + H(+)
7,8-dihydroxyflavone + s-adenosyl-l-methionine = 7-hydroxy-8-methoxyflavone + s-adenosyl-l-homocysteine + h(+)
7,8-dihydroxyflavone + S-adenosyl-L-methionine = 7-hydroxy-8-methoxyflavone + S-adenosyl-L-homocysteine + H(+)
7,8-dihydroxyflavone + s-adenosyl-l-methionine = 7-hydroxy-8-methoxyflavone + s-adenosyl-l-homocysteine + h(+)