Patent ID: 7989457

Claim:
A compound structurally represented by Formula I or a pharmaceutically acceptable salt thereof wherein: Y is —O—; M is a bond; Q and X independently represent carbon and D and T represent nitrogen; R1 is —H; R2 is —H; R3 and R4 are —H; R5 is —H or —(C 1 -C 7 ) alkyl(optionally substituted with 1 to 3 halogens); R6 and R7 are independently at each occurrence —H or -halogen, provided R6 or R7 are not attached to D or T; R8 and R9 are independently at each occurrence selected from -hydrogen or —(C 1 -C 7 )alkyl(optionally substituted with 1 to 3 halogens); R10 is —H; R11 is independently wherein A, G, and E independently represent carbon wherein the zig-zag marks show the point of attachment to the parent molecule, and provided R11 is not attached to D or T; and R13 is —H.