You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name 3-chloro-N-(5-fluoro-1,3-thiazol-2-yl)-4-[[(3S,8R)-3-methyl-1,2,3,5,6,7-hexahydropyrrolizin-8-yl]methylamino]benzenesulfonamide into its molecular formula.
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C18H22ClFN4O2S2
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