You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule tert-butyl N-[3-[3-(3-formamidopropanoylamino)propyl-(2,2,2-trifluoroethyl)amino]propyl]carbamate;N'-methylethanimidamide into molecular formula.
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C20H39F3N6O4
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