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-[(3-bromo-4-methoxyphenyl)methyl]-5-(2,6-dichloro-4-fluorophenyl)-N,2-dimethylpyrazole-3-carboxamide .
user
C20H17BrCl2FN3O2
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