Patent ID: 8088772

Claim:
A sulfonamide compound of formula I: wherein R1 is selected from the group consisting of H, CN, halogen, trifluoromethyl, methyl, ethyl, hydroxy, methoxy, ethoxy, morpholino, R 2 is selected from the group consisting of H, phenyl, substituted phenyl, CN, and —SO 2 R, wherein R is phenyl or morpholino, —NC(O)Me, —NC(O)Et, —CH 2 C(O)OMe, or CH 2 C(O)OEt, R 3 is selected from the group consisting of, NO 2 , NH 2 , halogen, —COOMe, —COOEt, and morpholino, R 4 is selected from the group consisting of a branched or unbranched methyl, ethyl, propyl, butyl, pentyl, methoxy, ethoxy, propoxy, butoxy, a substituted or unsubstituted phenyl, alkenyl, Me 2 SO 2 —, and COOR, wherein R is a branched or unbranched methyl, ethyl, propyl, butyl, pentyl, -MeOC(O)—, or a substituted or unsubstituted pyrazolyl or pyridinyl, X is a linker selected from the group consisting of —NH—NH—, —NH—NH—CH 2 —, ethinyl, —NH—C(O)—CH 2 —, —NH—NH—SO 2 —, —C(O)—NH—CH 2 —, —NH—N═CH—, —NH—N═C(Me)-, and a substituted or unsubstituted pyrazole or pyridazine, or a pharmaceutically acceptable salt thereof.