Patent ID: 8440830
Filing Date: 2013-05-14
Classification: A61P,C07D

Abstract:
1. A compound of formula I wherein ring D and ring E together form a fused ring system, which is one of the following groups A is (C R1 is halogen, hydroxyl, cyano, nitro, amino, carboxyl, (C R2 is halogen, hydroxyl, amino, (C R1 and R2 when ortho to each other form a methylenedioxy or ethylenedioxy group; R3 is 3-pyridyl, or 4-pyridyl; R4 is phenyl, phenoxy, 4-methylpiperazinyl, benzylNHC(═O)NH—, or (C R5 is (C R8 is pyridyl or (C R9 is piperidinyl; L is bond, —(CH R10 is hydrogen, (C R11 is hydrogen, hydroxyl, cyano, nitro, or (C B is hydrogen, halogen, (C R14 is hydrogen or (C n is an integer selected from 0 to 2; or a salt thereof.