| CPC A61K 31/4985 (2013.01) [A61K 9/0019 (2013.01); A61K 45/06 (2013.01); C07B 59/002 (2013.01); C07D 471/16 (2013.01); C07B 2200/05 (2013.01)] | 10 Claims |
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1. A compound of the formula:
![]() in free or pharmaceutically acceptable salt form.
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