Antipseudomonal action is a characteristic of which of the following antimicrobials?

Cefoperazone is 3rd generation cephalosporin, which is active against gram positive as well as gram negative bacterias. It is one of the few antibiotics that have anti-pseudomonal action. It exes its action by inhibiting bacterial cell wall growth. Main adverse effect of this drug is Hypothrombinemia and Disulfiram reaction. Ref: Sherwood L. Gorbach, John G. Balett, Neil R. Blacklo (2004), Chapter 19, "Cephalosporins", In the book, "Infectious Diesases", 3rd Edition, Lippincott Publications, USA, Page 196