NEW YORK - The Dewey & LeBoeuf LLP Secured Lender Trust on Sept. 10 filed a brief in the Chapter 11 bankruptcy of AMR Corp., contending that it is entitled to more than $4.61 million in fees and expenses for its role as special counsel to AMR (In Re: AMR Corporation, No. 12-12321, Chapter 11, S.D. N.Y. Bkcy.).