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Certified Reference Standards...
Nome Químico: (E)-8-(3,4-Dimethoxystyryl)-1,3-diethyl-7-methyl-3,7-dihydro-1H-purine-2,6-dione
Sorrisos: CN1C(C(N2CC)=O)=C(N=C1/C=C/C(C=C3)=CC(OC)=C3OC)N(C2=O)CC
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