| 摘要 |
2114643 9325555 PCTABS00028 The invention provides derivatives of 2,3,3a,4-tetrahydro-2-azabicyclo alkyl-1H-imidazo ¢5,1-C!¢1,4!benzoxazin-1-one of general formula (I), in which inter alia R3 represents (a) or (b) wherein n is an integer or 1 or 2 and R8 is hydrogen, C1-C6 alkyl unsubstituted or substituted by phenyl, C2-C4 alkenyl, C2-C4 alkynyl, formyl or C2-C6 alkanoyl; and the pharmaceutically acceptable salts thereof, which are useful in the treatment of CNS disorders, gut motility disorders, emesis and migraine, as cognition activators, anti-drug addiction agents and analgesics.
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