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 (2S)-2,3,3,4-tetradeuterio-2-(dideuterioamino)-5-[(2,2-dimethylhydrazinyl)methylideneamino]pentanoic acid;dihydrochloride is given. What is its corresponding molecular formula?
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C8H20Cl2N4O2
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