6-aminopenicillanate + a carboxylate => a penicillin + H2O
6-aminopenicillanate + a carboxylate => a penicillin + h2o
6-aminopenicillanate + a carboxylate => a penicillin + H2O
6-aminopenicillanate + a carboxylate => a penicillin + h2o