Patent ID: 8030324

Claim:
A compound of the general formula (I): wherein Ar is a phenyl group substituted with heterocyclyl or heteroaryl, wherein the heterocyclyl or heteroaryl group may be unsubstituted or substituted; B is —O—, —S—, or —NH—; R 1 is hydrogen; R 2 is S(O) 2 R 4 or C(O)(CH 2 ) n —C(O)OR 5 ; R 3 is halogen, cyano, (CO)OR 6 , or C(O)NR 7 R 8 ; R 4 is unsubstituted or substituted aryl; R 5 is hydrogen, (C 1 -C 6 )alkyl, or unsubstituted or substituted aryl; R 6 is hydrogen or (C 1 -C 4 )alkyl; R 7 and R 8 are independently hydrogen or (C 1 -C 6 )alkyl; n is an integer from 1-3; and a stereoisomer or pharmaceutically acceptable salt thereof.