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 1-[6-[[4-(2,4-dimethyl-1,3-thiazol-5-yl)-1,3-thiazol-2-yl]methyl]pyridin-3-yl]butan-1-one into molecular formula.
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C18H19N3OS2
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