preferred_name: kaempferol + S-adenosyl-L-methionine => 3-O-methylkaempferol + S-adenosyl-L-homocysteine + H(+)
preferred_name_lc: kaempferol + s-adenosyl-l-methionine => 3-o-methylkaempferol + s-adenosyl-l-homocysteine + h(+)
label: kaempferol + S-adenosyl-L-methionine => 3-O-methylkaempferol + S-adenosyl-L-homocysteine + H(+)
label_lc: kaempferol + s-adenosyl-l-methionine => 3-o-methylkaempferol + s-adenosyl-l-homocysteine + h(+)