You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[1-oxo-1-(2,4,5-trichloroanilino)propan-2-yl] 5-methylpyrazine-2-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H12Cl3N3O3
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