You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 6-N-[(4-bromothiophen-2-yl)methyl]-3,5-dichloro-2-N-methylpyridine-2,6-diamine by IUPAC nomenclature, provide its molecular formula.
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C11H10BrCl2N3S
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