You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
tert-butyl N-methyl-N-[1-[1-methyl-3-(oxan-4-yl)pyrazol-4-yl]-2-oxoethyl]carbamate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H27N3O4
assistant