| 摘要 |
There are disclosed compounds of the formula <IMAGE> <IMAGE> <IMAGE> +TR <IMAGE> <IMAGE> where X is methylene, ethylene or O and the dotted line represents an optional double bond, or one of Y or Z is <IMAGE> +TR <IMAGE> R1 is unsubstituted or substituted phenyl, 2-pyridinyl, 2-pyrimidinyl, 2-pyrazinyl or 3-pyridazinyl, where the substituents are selected from the group lower alkyl, lower alkoxy, halo, cyano, nitro, hydroxy and trifluoromethyl; m is 2-4; n is 1-3; o is 1-5; and the pharmaceutically acceptable salts thereof and their use as antipsychotic/anxiolytic agents having a low liability for extrapyramidal side effects.
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