You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance N-[(4-bromo-2-ethylpyrazol-3-yl)methyl]-4-[(3,4-dimethylphenoxy)methyl]-N-methylthiophene-2-carboxamide .
user
C21H24BrN3O2S
assistant