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US4001223A Adamantane-piperazine derivatives 失效
ADAMANTANE-PIPERAZINE DERIVATIVES

Adamantane-piperazine derivatives
摘要:
Adamantane derivatives of this invention are represented by the formula ##STR1## wherein R.sub.1 is ##STR2## or --CH.sub.2 -- and R.sub.2 is ##STR3## or --CH.sub.2 CH=CH--. Said derivatives are cerebral vasodilators or intermediates for the same.
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