Patent ID: 9598441
Date: 2017-03-21
CPC Classifications: A61K,C07D

Claim:
1. A compound of formula I: wherein: R wherein each R 1a and R 1b is independently selected from H, (C 2 -C 6 )alkenyl, (C 2 -C 6 )alkynyl, (C 3 -C 7 )carbocycle, halogen, —CN, —OR n1 , —NR q1 R r1 , —NR n1 COR p1 , NO 2 , —C(O)R n1 and —C(O)OR n1 ; R R R R R R each Z each R each R R each R each R R each R each R R or a pharmaceutically acceptable salt thereof; provided: R R when R when R when R