You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(3,5-dimethyl-1-propan-2-ylpyrazol-4-yl)-2-[(2-methylpropan-2-yl)oxy]acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C14H25N3O2
assistant