You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 6-[4-(diethylamino)-2-methylanilino]-N-(5-methyl-1,2-oxazol-3-yl)pyrimidine-4-carboxamide into its molecular formula.
user
C20H24N6O2
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