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 6-N-(7-bicyclo[4.2.0]octa-1,3,5-trienylmethyl)-3,5-dichloro-2-N-ethylpyridine-2,6-diamine is given. What is its corresponding molecular formula?
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C16H17Cl2N3
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