antimicrobial activity of 3-carbamoyloxymethyl-7-alpha-methoxy-7- [ 2- ( 2-thienyl ) -acetamido ] -3-cephem-4-carb oxylic acid ( cefoxitin ) , a new semisynthetic cephamycin antibiotic , was studied in comparison with that of cefazolin and cefalotin .
C0007557
cefoxitin
C0007736
cephamycin