You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-methylbutan-2-yl 2,6-dichloro-4-(2,2-dimethylpropanoyloxycarbonylamino)pyridine-3-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H22Cl2N2O5
assistant