You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[3-(diethylamino)-6-[methyl-[2-oxo-2-(trimethoxysilylmethylamino)ethyl]azaniumylidene]xanthen-9-yl]benzenesulfonate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C30H37N3O8SSi
assistant