comparison of the activity of cefoperazone , cefamandole , cefotaxime , cephalothin and moxalactam against enterobacteriaceae showed cefoperazone to be twofold ( escherichia coli , klebsiella ) to eigthfold ( enterobacter ) more active than cefamandole .
C0007552
cefoperazone
C0007541
cefamandole