| abstract |
FIELD: medicine. ^ SUBSTANCE: there are described new compounds of general formula ^ where Xa represents 2 to 4 condensed cycloalkyl, aryl, heterocyclic rings containing 1 to 2 heteroatoms, chosen of N and O, and heteroaryl rings containing 1 to 4 heteroatoms, chosen of N, O or S where said rings can be additionally substituted. (Radical values R1-R4, R1, Y and n are specified in the patent claim), specific representatives of said compounds and a pharmaceutical composition containing them. ^ EFFECT: new compounds are effective in stimulation of endogenous development or release of growth hormone and can be used in treating obesity, osteoporosis and for increasing muscle bulk and muscle strength. ^ 17 cl, 339 ex, 10 tbl |