You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named [(3-carbamoylbicyclo[2.2.1]hept-5-ene-2-carbonyl)amino] 4,7,7-trimethyl-3-oxobicyclo[2.2.1]heptane-2-sulfonate by IUPAC nomenclature, provide its molecular formula.
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C19H26N2O6S
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