You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[5-(dimethylsulfamoyl)furan-2-yl]methyl (3S)-2-(furan-2-carbonyl)-3,4-dihydro-1H-isoquinoline-3-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H22N2O7S
assistant