label: 3-hydroxy-5-methyl-1-naphthoate + S-adenosyl-L-methionine => 3-methoxy-5-methyl-1-naphthoate + S-adenosyl-L-homocysteine + H(+)
label_lc: 3-hydroxy-5-methyl-1-naphthoate + s-adenosyl-l-methionine => 3-methoxy-5-methyl-1-naphthoate + s-adenosyl-l-homocysteine + h(+)