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公开(公告)号：US3016375A
公开(公告)日：1962-01-09
申请号：US81138359
申请日：1959-05-06
Applicant: SPENCER CHEM CO
Inventor： HOPKINS THOMAS R , STEELE JAMES W
IPC: C07D201/16
CPC classification number: C07D201/16
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