| 英文名称: | | p-toluic acid, dianhydride with n,n'-vinylene dicarbamic acid | | benzoic acid, 4-methyl-, dianhydride with 1,2-ethenediylbis(carbamic acid) | | n,n'-vinylenedi-carbamic aci dianhydride with bis(p-toluic acid) | | n,n'-vinylenebis(p-toluic acid carbamic acid anhydride) | | p-toluic acid, dianhydride with n,n'-vinylenedicarbamic acid |
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