You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[17-(3-formyloxypropyl)-13,13,18,18-tetramethyl-20-(sulfomethyl)-2,17-diaza-9-azoniapentacyclo[12.8.0.03,12.05,10.016,21]docosa-1(14),2,4,9,11,15,19,21-octaen-9-yl]methyl]benzenesulfonic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C35H40N3O8S2+
assistant