You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2-chlorophenyl)methyl 2,5-dimethyl-1,1-dioxo-1,2,6-thiadiazine-4-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C13H13ClN2O4S
assistant