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 N-cyclopropyl-2-methyl-N-[(1-phenylpyrazol-4-yl)methyl]-1,3-thiazole-4-carboxamide is given. What is its corresponding molecular formula?
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C18H18N4OS
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