You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3,4-dimethyl-1-[2-(4-methylsulfonylpiperazin-1-yl)ethyl]-N-[4-(trifluoromethyl)phenyl]pyrazolo[3,4-b]pyridine-5-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C23H27F3N6O3S
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