Spiro compounds containing five-membered rings

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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546 16, 546 19, 546 20, A61K 31445, C07D22120, C07D49110, C07D49120

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active

055345204

ABSTRACT:
Compounds useful for treating diseases of the central or peripheral nervous system in mammals have formulae I-XIII: ##STR1## wherein ring A or A' together with the spiro-carbon atom constitutes a bridged or unbridged ring containing one or two ring nitrogen atoms; and the other symbols have specified values, subject to certain conditions.

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