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US4574156A Polymethoxybenzyl piperazine derivatives effective for improving blood circulation system 失效
聚甲氧基苄基哌嗪衍生物有效改善血液循环系统

Polymethoxybenzyl piperazine derivatives effective for improving blood
circulation system
摘要:
A compound of the formula: ##STR1## (R=H, CH.sub.3 O; n=2 to 5) is effective for improving blood circulation system.
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