You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [2-(cyclopentylamino)-2-oxoethyl] 4-(3,4-dihydro-1H-isoquinolin-2-ylsulfonyl)benzoate by IUPAC nomenclature, provide its molecular formula.
user
C23H26N2O5S
assistant