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 (3-chlorophenyl)-[2,2-dimethyl-4-(3-methylphenyl)-5-sulfanylideneimidazol-1-yl]methanone is given. What is its corresponding molecular formula?
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C19H17ClN2OS
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