You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N-[(6-chloroimidazo[1,2-a]pyridin-2-yl)methyl]-2-methyl-N-(2-methylsulfonylethyl)propan-2-amine .
user
C15H22ClN3O2S
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