You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
tert-butyl N-[[1-[[2-chloro-4-[(5-chloro-2-ethylsulfonylphenyl)methylcarbamoyl]-6-(trifluoromethyl)phenyl]methyl]azetidin-3-yl]sulfamoyl]carbamate is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H31Cl2F3N4O7S2
assistant