Patent ID: 9562043
Date: 2017-02-07
CPC Classifications: A61K,A61P,C07D

Claim:
1. A compound represented by formula (I): wherein Ar Ar partial structure (1) is a divalent group of a 5-membered heteroaromatic ring (ring A) containing 1 to 4 hetero atoms selected from the group consisting of a nitrogen atom, a sulfur atom and an oxygen atom, and optionally having 1-3 substituents; W is C(R X is C(R Y is C(R when any two of W, X and Y are single bonds, the remaining one is not a single bond; R respective R R R R provided that: (1) when R (2) when Ar (3) when Ar (4) when Ar or a pharmaceutically acceptable salt thereof.