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公开(公告)号：US2650223A
公开(公告)日：1953-08-25
申请号：US17836250
申请日：1950-08-08
Applicant: ABBOTT LAB
Inventor： ZAUGG HAROLD E , MORRIS FREIFELDER
IPC: C07D241/08
CPC classification number: C07D241/08
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