abstract |
FIELD: chemistry. n SUBSTANCE: invention relates to novel crystalline acid-addition salt of tricyclic derivative in form of its hydrate, represented by the following chemical formula 2: , method for thereof obtaining, and based on its pharmaceutical composition for prevention and treatment of diseases, caused by PARP overactivity. n EFFECT: obtained is novel crustalline acid-addition salt of tricyclic derivative in form of its hydrate, which is stable with respect to hygroscopicity and therefore useful in supporting quality in medication obtaining. n 4 cl, 3 dwg, 2 tbl, 22 ex |