Patent ID: 7737167

Claim:
A 2-amino benzimidazole chemical compound of Formula I: or any of its stereoisomers or any mixture of its stereoisomers, or a pharmaceutically acceptable salt thereof, wherein R 1 represents hydrogen or alkyl; R 2 represents hydrogen, alkyl or alkoxy; R 3 represents a ring-containing group selected from: wherein m is 0, 1 or 2; n is 0, 1, 2, 3 or 4; and wherein the ring(s) of R 3 independent of each other are optionally substituted with one or more substituents independently selected from the group consisting of: halo, trifluoromethyl, trifluoromethoxy, cyano, alkyl and alkoxy; R 4 and R 5 independent of each other is selected from the group consisting of: hydrogen, halo, trifluoromethyl, trifluoromethoxy, cyano, alkyl and alkoxy.