preferred_name: 6-aminopenicillanate + a carboxylate => a penicillin + H2O
preferred_name_lc: 6-aminopenicillanate + a carboxylate => a penicillin + h2o
label: 6-aminopenicillanate + a carboxylate => a penicillin + H2O
label_lc: 6-aminopenicillanate + a carboxylate => a penicillin + h2o