You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 2-[[(1S)-2,2-dichlorocyclopropyl]methylsulfanyl]-5,7-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine ?
user
C11H12Cl2N4S
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