You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[5-tert-butyl-2-(2-chlorophenyl)pyrazol-3-yl]-2-[butyl-[(4-methoxyphenyl)carbamoyl]amino]acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H34ClN5O3
assistant