preferred_name: 3',4,7-trihydroxy-8-methoxyflavone + S-adenosyl-L-homocysteine + H(+) => 3',4',7,8-tetrahydroxyflavone + S-adenosyl-L-methionine
preferred_name_lc: 3',4,7-trihydroxy-8-methoxyflavone + s-adenosyl-l-homocysteine + h(+) => 3',4',7,8-tetrahydroxyflavone + s-adenosyl-l-methionine
label: 3',4,7-trihydroxy-8-methoxyflavone + S-adenosyl-L-homocysteine + H(+) => 3',4',7,8-tetrahydroxyflavone + S-adenosyl-L-methionine
label_lc: 3',4,7-trihydroxy-8-methoxyflavone + s-adenosyl-l-homocysteine + h(+) => 3',4',7,8-tetrahydroxyflavone + s-adenosyl-l-methionine