preferred_name: isorhamnetin + S-adenosyl-L-methionine = 3,3'-O-dimethylquercetin + S-adenosyl-L-homocysteine + H(+)
preferred_name_lc: isorhamnetin + s-adenosyl-l-methionine = 3,3'-o-dimethylquercetin + s-adenosyl-l-homocysteine + h(+)
label: isorhamnetin + S-adenosyl-L-methionine = 3,3'-O-dimethylquercetin + S-adenosyl-L-homocysteine + H(+)
label_lc: isorhamnetin + s-adenosyl-l-methionine = 3,3'-o-dimethylquercetin + s-adenosyl-l-homocysteine + h(+)