You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[4-amino-5-[(2,2-dichlorocyclopropyl)methylsulfanyl]-1,2,4-triazol-3-yl]-N,N-diethylbenzenesulfonamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C16H21Cl2N5O2S2
assistant