You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-(5-cyano-2,4-dimethyl-6-oxo-1H-pyridin-3-yl)-N-[2-(1,1-dioxothiolan-3-yl)-5-methylpyrazol-3-yl]propanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C19H23N5O4S
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