You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[3-[[4-[2-(benzylcarbamoylsulfamoyl)phenyl]phenyl]methyl]-2-butylimidazol-4-yl] ethyl carbonate is the IUPAC name of a molecule. Please give its molecular formula.
user
C31H34N4O6S
assistant