FIELD: chemistry.
SUBSTANCE: present invention relates to new compounds of formulae 
and 
, in which radicals and symbols assume values defined in the formula of invention, e.g. to 1H-indazoles, 1,2-benzisoxazoles and 1,2-benzisothiazoles. Said compounds are receptor ligands of the α-7 nAChR subtype. The invention also relates to a pharmaceutical composition containing the said compounds.
EFFECT: possibility of using the said compounds to make medicinal agents for treating diseases associated with impaired functioning of nicotinic acetylcholine receptors and their abnormal functioning, primarily in brain cells.
46 cl, 85 ex
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