CPC C07D 487/20 (2013.01) [A61K 9/0019 (2013.01); A61K 9/08 (2013.01); A61K 9/19 (2013.01); A61K 47/02 (2013.01); A61K 47/12 (2013.01); A61K 47/26 (2013.01); C07B 2200/13 (2013.01)] | 27 Claims |
1. A crystalline compound of structure:
![]() which is a dihydrochloride.
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