preferred_name: chloride + S-adenosyl-L-methionine => chloromethane + S-adenosyl-L-homocysteine
preferred_name_lc: chloride + s-adenosyl-l-methionine => chloromethane + s-adenosyl-l-homocysteine
label: chloride + S-adenosyl-L-methionine => chloromethane + S-adenosyl-L-homocysteine
label_lc: chloride + s-adenosyl-l-methionine => chloromethane + s-adenosyl-l-homocysteine