You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 2-[[1-(4-aminoanilino)-2-methyl-1-oxopropan-2-yl]diazenyl]-N-(4-aminophenyl)-2-methylpropanamide;dihydrochloride is given. What is its corresponding molecular formula?
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C20H28Cl2N6O2
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