You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
tert-butyl N-[2-[(2S)-3-hydroxy-2-[2-[2-tri(propan-2-yl)silyloxyethoxy]ethoxy]propoxy]ethyl]carbamate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H49NO7Si
assistant