You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
bis(trifluoromethylsulfonyl)azanide;4-(1-ethylpyrrolidin-1-ium-1-yl)butyl-trimethoxysilane The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H30F6N2O7S2Si
assistant