Patent ID: 7410994

Claim:
A compound selected from the group of compounds represented by Formula I wherein: A is —CH 2 —, or —O—; Ar is an optionally substituted phenyl; R 1 is hydrogen, alkyl, alkoxy, hydroxy, hydroxyalkyl, alkylthio, halo, cyano, —C(O)NR 5 R 6 , —NR 5 R 6 , —(CR′R″) 0-3 OC(O)R 5 , —(CR′R″) 0-3 SO 2 R 5 , and —(CR′R″) 0-3 NSO 2 R 5 , wherein R 5 , R 6 , R′ and R″ are each independently in each occurrence hydrogen or alkyl, with the proviso that when A is —CH 2 —, then R 1 is not —C(O)NR 5 R 6 ; R 2 is hydrogen, alkyl, alkoxy, hydroxy, halo, haloalkyl, nitro, cyano, or —NR 5 R 6 , wherein R 5 and R 6 are as defined previously; R 3 is —SOR 7 , —SO 2 R 7 , or —SO 2 NR 5 R 6 wherein R 7 is alkyl, hydroxyalkyl, alkoxyalkyl, or alkoxycarbonylalkyl; and R 5 and R 6 are as defined previously; R 4 is hydrogen or alkyl; or a pharmaceutically acceptable salt thereof.