You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-phenylethyl 3-oxo-3-[pyridin-2-yl(pyrimidin-5-ylmethyl)amino]-2-[3-(trifluoromethyl)phenyl]propanoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H23F3N4O3
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