preferred_name: a 4'-hydroxyflavanone + S-adenosyl-L-methionine <=> a 4'-methoxyflavanone + S-adenosyl-L-homocysteine + H(+)
preferred_name_lc: a 4'-hydroxyflavanone + s-adenosyl-l-methionine <=> a 4'-methoxyflavanone + s-adenosyl-l-homocysteine + h(+)
label: a 4'-hydroxyflavanone + S-adenosyl-L-methionine <=> a 4'-methoxyflavanone + S-adenosyl-L-homocysteine + H(+)
label_lc: a 4'-hydroxyflavanone + s-adenosyl-l-methionine <=> a 4'-methoxyflavanone + s-adenosyl-l-homocysteine + h(+)