You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 4-(2-ethylpiperidin-1-yl)sulfonyl-N-(6-fluoro-1,3-benzothiazol-2-yl)-N-(pyridin-3-ylmethyl)benzamide into molecular formula.
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C27H27FN4O3S2
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