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 N-(2-methoxy-6-piperazin-1-ylpyridin-3-yl)-4-[(2S)-1,1,1-trifluoropropan-2-yl]benzenesulfonamide into molecular formula.
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C19H23F3N4O3S
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