You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name methyl 3-chloro-6-[1-(2-methoxycarbonyl-6-nitroanilino)-2-oxohexyl]-1-benzothiophene-2-carboxylate into its molecular formula.
user
C24H23ClN2O7S
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