Patent ID: 8779153

Claim:
A compound of Formula (I) or a pharmaceutically acceptable salt thereof: wherein: Het is a 5 to 10-membered heteroaromatic ring; either X is N and Y is CR 5 ; or X is C and Y is S; Z is selected from N and CH; R 1 is selected from H and C 1-2 alkyl, R 2 is selected from H, C 1-2 alkyl, OH, —CH 2 OH and C 1-2 alkoxy; each R 3 is independently selected from OH, C 1-3 alkyl, F, Cl, Br, NH 2 , and C 1-3 alkoxy; R 4 is selected from C 1-3 alkyl and haloC 1-3 alkyl; R 5 is selected from H, C 1-3 alkyl and haloC 1-3 alkyl; R 6 and R 7 are either (i) each independently selected from H, C 1-3 alkyl and C 1-3 alkoxy; or (ii) R 6 and R 7 together with the ring to which they are attached form a 9-membered bicylic ring; p is 0-3; and R A is selected from H and C 1-3 alkyl.