| CPC C07D 473/34 (2013.01) [A61K 9/0019 (2013.01); A61K 31/70 (2013.01); A61K 45/06 (2013.01); A61P 31/18 (2018.01); C07D 487/04 (2013.01); C07H 19/16 (2013.01); C07H 19/173 (2013.01)] | 16 Claims |
|
1. A compound having the structure:
![]() or a pharmaceutically acceptable salt thereof.
|