You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 2-phenyl-N-[(5-pyrrolidin-1-ylsulfonylthiophen-2-yl)methyl]-1,3-thiazole-4-carboxamide by IUPAC nomenclature, provide its molecular formula.
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C19H19N3O3S3
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