You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-(1,3,4-thiadiazol-2-ylsulfanyl)-N-[6-(1,2,4-triazol-1-yl)pyridin-3-yl]propanamide into its molecular formula.
user
C12H11N7OS2
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