carbenicillin ( cb-pc ) , sulphobenzylpenicillin ( sb-pc ) , ampicillin ( ab-pc ) , benzylpenicillin ( pcg ) , cefazolin ( cez ) , cephalothin ( cet ) and cephaloridine ( cer ) were used in vitro for the experiments .
C0002680
ampicillin
C0030827
benzylpenicillin