TRIAZOLE-SUBSTITUTED ARYLAMIDE DERIVATIVES AND THEIR USE AS P2X3 AND /OR P2X2/3 PURINERGIC RECEPTOR ANTAGONISTS

摘要

Compounds of the formula (I): or a pharmaceutically acceptable salt thereof, wherein, R1 is optionally substituted triazolyl, and R2, R3, R4, R5, R6, R7 and R8 are as defined herein. Also disclosed are methods of using the compounds for treating diseases associated with P2X3 and/or a P2X2/3 receptor antagonists and methods of making the compounds.