| abstract |
FIELD: chemistry. n SUBSTANCE: invention relates to bicyclosubstituted pyrazolon azo derivatives of formula n n n n or pharmaceutically acceptable salts thereof, intermediate compounds of formula , n as well as methods for production thereof, a pharmaceutical composition containing a compound of formula (II), and use thereof as a therapeutic agent, which is a thrombopoietin (TPO) mimetic, as well as use thereof as agonists of the thrombopoietin receptor. Values of substitutes in formulae (I) and (IA) are given in the claim. n EFFECT: obtaining bicyclosubstituted pyrazolon azo derivatives. n 12 cl, 58 ex |