You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethyl 3-[4-[1-methoxy-8-(sulfamoylmethyl)-6H-benzo[c]chromen-6-yl]phenyl]-2,2-dimethylpropanoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H31NO6S
assistant