Patent ID: 9624246
Date: 2017-04-18
CPC Classifications: A61K,A61P,C07D

Claim:
1. A compound of formula I, or a pharmaceutically acceptable salt thereof, wherein: Ring A is a 5-6 membered monocyclic heteroaryl ring having 1-4 heteroatoms independently selected from nitrogen, oxygen, or sulfur; which is optionally substituted; X is absent, C(O)—, —CO Y is an optionally substituted C Z is —O—, a divalent C W is CR or N; each R is independently hydrogen, C two R groups on the same atom are taken together with the atom to which they are attached to form a C each R R R each m is independently 1 or 2; and n is 0, 1, 2, 3, 4, or 5.