You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[[8-chloro-6-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]pyridin-3-yl]sulfanyl]-1-(2-methyl-1H-indol-3-yl)propan-1-one into its molecular formula.
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C19H14ClF3N4OS
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