You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [1-(cyclopentylcarbamoylamino)-1-oxopropan-2-yl] 1-[3-(trifluoromethyl)pyridin-2-yl]piperidine-3-carboxylate by IUPAC nomenclature, provide its molecular formula.
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C21H27F3N4O4
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