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1.发明授权
公开(公告)号：US3468952A
公开(公告)日：1969-09-23
申请号：US3468952D
申请日：1966-05-03
Applicant: HOECHST AG
Inventor： EHRHART GUSTAV , GERICKE DIETMAR , OTT HEINRICH
IPC: A61K31/195 , C07C233/45 , C07C103/32
CPC classification number: A61K31/195 , C07C233/45
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