CPC C07D 213/80 (2013.01) [C07B 2200/13 (2013.01)] | 25 Claims |
1. A crystal comprising a Form A polymorph of a compound of Formula (X):
wherein the Form A polymorph has an endothermic peak at about 85.3° C. (±5° C.) and at about 214.6° C. (±5° C.) in a differential scanning calorimetry (DSC) thermogram.
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