You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule N-ethyl-4-(4-methoxyphenyl)-7-thia-2,3,5,10-tetrazatricyclo[6.4.0.02,6]dodeca-1(8),3,5-triene-10-carboxamide into molecular formula.
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C17H19N5O2S
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