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Certified Reference Standards...
化学名称: 1,3-dimethyl-3,9-dihydro-1H-purine-2,6-dione
异名: Caffeine EP Impurity A
微笑: O=C(N1C)C(N=CN2)=C2N(C)C1=O
印地语: InChI=1/C13H13N3O4/c14-11-7-5-16(8-2-4-10(18)15-12(8)19)13(20)6(7)1-3-9(11)17/h1,3,8,17H,2,4-5,14H2,(H,15,18,19)
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