| abstract |
FIELD: chemistry. n SUBSTANCE: invention relates to a compound of formula or a pharmaceutically acceptable salt thereof, in which R 1 denotes hydrogen or C 1-6 alkyl; R 2 denotes isooxazolyl group, substituted with C 1-6 alkyl; R B denotes -CF 3 , -CHF 2 , -CH 2 F, or C 1-6 alkyl. The invention also relates to pharmaceutical compositions for treating cancer which contain the disclosed compounds. n EFFECT: obtaining novel compounds and a pharmaceutical compositions based on said compounds, which can be used in medicine for treating cancerous diseases. n 15 cl, 77 dwg, 10 tbl, 13 ex |