Patent ID: 8110598
Filing Date: 2012-02-07
Classification: A61P,C07D,G06F,G09G

Abstract:
1. A compound of the formula (I) comprising: wherein R 1 is methyl, R 2 and R 3 are H, and R 4 is selected from halogen, hydroxy, formyl, nitro, oxo, thio, unsubstituted or substituted groups selected from alkyl, cycloalkyl, alkoxy, cycloalkoxy, aryl, aralkyl, aralkoxyalkyl, heterocyclyl, heteroaryl, heteroaralkyl, acyl, acyloxy, hydroxyalkyl, amino, acylamino, arylamino, aminoalkyl, aryloxy, aralkoxy, alkylamino, alkoxyalkyl, alkylthio, thioalkyl groups, thioalkyl, alkylsulfenyl, alkylsulfonyl, carboxylic acid, sulfonic acid, phosphonic acid and derivatives thereof; n is 2; and M + is a pharmaceutically acceptable salt.