You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named ethyl 1-[2-[4-(dimethylsulfamoyl)-N-methylsulfonylanilino]acetyl]piperidine-4-carboxylate by IUPAC nomenclature, provide its molecular formula.
user
C19H29N3O7S2
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