preferred_name: rhamnetin + S-adenosyl-L-methionine <=> 7,4'-O-dimethylquercetin + S-adenosyl-L-homocysteine + H(+)
preferred_name_lc: rhamnetin + s-adenosyl-l-methionine <=> 7,4'-o-dimethylquercetin + s-adenosyl-l-homocysteine + h(+)
label: rhamnetin + S-adenosyl-L-methionine <=> 7,4'-O-dimethylquercetin + S-adenosyl-L-homocysteine + H(+)
label_lc: rhamnetin + s-adenosyl-l-methionine <=> 7,4'-o-dimethylquercetin + s-adenosyl-l-homocysteine + h(+)