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公开(公告)号：YU276480A
公开(公告)日：1983-02-28
申请号：YU276480
申请日：1980-10-29
Applicant: SNIA VISCOSA
IPC: C07D201/16 , B01J19/18 , C07D201/08 , C07D201/10 , C07D201/00 , C07C102/04 , C07C103/19
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