label: phloretate + S-adenosyl-L-methionine <=> 3-(4-hydroxyphenyl)propionic acid methyl ether + S-adenosyl-L-homocysteine
label_lc: phloretate + s-adenosyl-l-methionine <=> 3-(4-hydroxyphenyl)propionic acid methyl ether + s-adenosyl-l-homocysteine