Cyclic ether derivatives

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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Details

549372, 549373, 549374, 549378, 549379, A61K 31335, C07D31906, C07D31912

Patent

active

052198812

ABSTRACT:
The invention concerns a cyclic ether derivative of the formula I, ##STR1## wherein Ar.sup.1 is optionally substituted phenyl or naphthyl;

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