NEW COMPOUNDS BENZO b CHROMENO-NAFTHYRIDIN-7-SHE AND PIRANO 2 ', 3': 7.8 HINO 2,3-b CHINOXALIN-7- SHE, METHOD FOR THEIR RECOVERY AND PHARMACEUTICAL COMPOSITIONS, WHICH COHEPHECH COHI-PHEMATIC COMPOSITIONS AND THEIR ARTICLES.

摘要

The compounds of formula (I) in which B, B are a carbon or nitrogen atom, X, Y, X and Y are a group selected from hydrogen, halogen, hydroxy, alkoxy, nitro, cyano, trihaloalkyl and NRR, in which R and R are as defined in the description, R represents a hydrogen atom or an alkyl group, R represents a group selected from hydrogen, alkyl, -OR ", -NR'R ', -OT-OR", -NR "-T-NR'R', NR" -C (O) -TH, -OC (O) -TH, -OT-NR'R ', -NR "-T-OR", -NR "-T-COR" and -NR "-C (O) -T-NR'R 'wherein R', R ', R "and T are as defined herein, R, R are a hydrogen atom or an alkyl group, A is is a group of the formula —CH (R) —CH (R) -, —CH = C (R) -, —C (R) CH—, —C (O) —CH (R) -, or —CH (R) -C (O) -, in which R, R, R and R are as defined herein, their isomers, as described, N-oxides, and their addition salts with a pharmaceutically acceptable acid or base. Medicines