| CPC C07D 403/04 (2013.01) [A61P 35/00 (2018.01); C07D 401/14 (2013.01); C07D 403/14 (2013.01); C07D 405/04 (2013.01); C07D 405/14 (2013.01); C07D 471/04 (2013.01); C07D 487/04 (2013.01)] | 3 Claims | 
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               1. A compound selected from the group consisting of: 
              ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() or a salt thereof. 
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