| 摘要 |
Compounds of formula (I) in which A is S(O)p or O; p is 0, 1 or 2; g is 0, 1, 2, 3, or 4; n is 2 or 3; and R1, R2, R3, R4 and R5 are optional substituents having utility in the treatment of central nervous system disorders, for example depression, anxiety, psychoses (for example schizophrenia), tardive dyskinesia, obesity, drug addiction, drug abuse, cognitive disorders, Alzheimer's disease, senile dementia, cerebral ischaemia, obsessive-compulsive behaviour, panic attacks, social phobias, eating disorders and anorexia, noninsulin dependent diabetes mellitus, hyperglycaemia, and stress.
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