Disclosed are a solid form and a crystal form of a compound represented by formula (I) used as a BRD4 inhibitor, a preparation method therefor, and an application thereof in the preparation of a medicine for treating BRD4-related diseases. (I)
本发明公开了一种用作BR
D4抑制剂的式(I)表示的化合物的固态形式和晶体形式、其制备方法以及在制备治疗BR
D4相关疾病的药物中的应用。(I)