| 摘要 |
Disclosed are compounds encompassed by the following general formula: wherein, A represents ethenylene, or A represents -X-CH2-; where X is carbon or oxygen, provided that when X is oxygen, the oxygen is adjacent the 6-membered ring; R1, R2, R3 and R4 are inorganic or organic substituents; and R5 and R6 is are optionally substituted organic substituents; or NR5R6 represents a carbocyclic or heterocyclic six membered ring optionally substituted with various orgainic or inorganic groups, which compounds can be used in the treatment of neuropsychological disorders
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