You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(2S)-1-(5-chloro-2-methoxyanilino)-1-oxopropan-2-yl] 2-[2-oxo-5-(trifluoromethyl)pyridin-1-yl]acetate is the IUPAC name of a molecule. Please give its molecular formula.
user
C18H16ClF3N2O5
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