You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-hydroxy-3-oxo-2-phenoxy-4-[(2-piperidin-4-yloxyacetyl)amino]pentanoic acid;2,2,2-trifluoroacetic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C20H25F3N2O9
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