You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[[5-chloro-1-(4-fluorophenyl)-3-methylpyrazol-4-yl]methyl]-2-(2,6-dimethylmorpholin-4-yl)sulfonylethanamine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H26ClFN4O3S
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