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发明名称
BENZOPYRAN DERIVATIVES
摘要
申请公布号
IE44589(L)
申请公布日期
1977.07.27
申请号
IE19800000066
申请日期
1977.01.26
申请人
BEECHAM GROUP LTD.
发明人
分类号
C07D311/68;(IPC1-7):C07D311/68
主分类号
C07D311/68
代理机构
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