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