Patent ID: 8772291

Claim:
A compound of the formula or a pharmaceutically acceptable salt thereof, wherein: each of E 1 , E 2 and E 3 is independently N or CR 2 ; each of G 1 and G 2 is independently N or CR 3 ; each of R 1 , R 2 and R 3 is independently hydrogen, halogen, cyano, R A , OR A , C(O)R A , C(O)OR A , C(O)N(R A R B ), N(R A R B ), or SO 2 R A ; each R 5 is independently halogen, cyano, R A , OR A , C(O)R A , C(O)OR A , C(O)N(R A R B ), N(R A R B ), or SO 2 R A ; each R A is independently hydrogen or optionally substituted alkyl, aryl, arylalkyl, alkylaryl, heterocycle, heterocycle-alkyl, or alkyl-heterocycle; each R B is independently hydrogen or optionally substituted alkyl, aryl, arylalkyl, alkylaryl, heterocycle, heterocycle-alkyl, or alkyl-heterocycle; and n is 0-5.