You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 3-propan-2-yl-5-[4-([1,2,4]triazolo[4,3-a]pyridin-3-yl)piperidin-1-yl]-1,2,4-thiadiazole into its molecular formula.
user
C16H20N6S
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