FIELD: organic chemistry, medicine, pharmacy.
SUBSTANCE: invention relates to novel compounds of the formula (I) 
and its pharmaceutically acceptable salts possessing properties of tumor necrosis factor (TNF-α) and to pharmaceutical composition based on thereof wherein R1 means substituted or unsubstituted phenyl wherein substitutes are chosen from halogen atoms or halide-(C1-C6)-alkyl; R4b is substituted or unsubstituted with 1-3 aryl substituted chosen from phenyl, naphthyl wherein substitutes are chosen from halogen atoms, (C1-C6)-alkyl, halide-(C1-C6)-alkyl, (C1-C6)-alkoxyl, cyano-, amino-, (C1-C6)-acylamino-group, (C1-C6)-alkanesulfonyl, or two adjacent substitutes in benzene ring form dioxol group, or unsubstituted or substituted 6-membered nitrogen-containing heteroaryl with 1-3 nitrogen atoms in ring wherein substitutes are chosen from halogen atoms.
EFFECT: valuable medicinal properties of compounds and pharmaceutical composition.
15 cl, 9 sch, 10 tbl, 15 ex
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