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 7-(2,6-dichlorophenyl)-12-(4-methoxyanilino)-2,6,11,13-tetrazatricyclo[7.4.0.02,6]trideca-1(13),7,9,11-tetraen-5-one is given. What is its corresponding molecular formula?
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C22H17Cl2N5O2
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