You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
tert-butyl-[2-[2,4-dimethyl-5-[4-(trifluoromethyl)phenyl]pyrazol-3-yl]propan-2-yloxy]silane The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H27F3N2OSi
assistant