Patent ID: 8269034

Claim:
A compound of Formula I: wherein: R 1 is C1-C4 alkyl and R 2 is halosubstituted C1-C4 alkyl; or R 1 is halosubstituted C1-C4 alkyl and R 2 is C1-C4 alkyl; or R 1 and R 2 are each independently halosubstituted C1-C4 alkyl; or R 1 and R 2 together form a C2-C7 alkylene chain; and Z is a non-steroidal anti-inflammatory drug (NSAID) selected from the group consisting of aspirin, indomethacin, ibuprofen, fenoprofen, sulindac, naproxen, tolmetin, mefanamic acid, mefclofenamic acid, or a pharmaceutically acceptable salt or prodrug thereof.