You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 4-(2-chloro-4-fluorophenyl)-N-(dimethylsulfamoyl)-6-methyl-2-pyridin-2-yl-1,4-dihydropyrimidine-5-carboxamide into its molecular formula.
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C19H19ClFN5O3S
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