Patent ID: 7956216
Filing Date: 2011-06-07
Classification: C07C,C07D

Abstract:
1. A compound of formula (I): wherein R R wherein A is a covalent bond or is selected from O, S, SO, SO and R R wherein W is selected from a covalent bond, O, S and NR R R R each R m is 0 or an integer from 1 to 6; and n is 0 or an integer from 1 to 3; wherein each alkyl, alkenyl, alkynyl, cycloalkyl, aryl, heterocyclyl and heteroaryl is optionally substituted with one or more optional substituents; and pharmaceutically acceptable salts and prodrugs thereof; with the proviso that when R 1 is COOH, R 2 is C 6 H 5 —CH 2 S—CH 2 —, R 4 is 3-C 6 H 5 and R 5 is H, R 3 is not CH 3 CH 2 —.