You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3S)-3-[[2-(3-fluorophenyl)-3-oxo-1H-pyrazole-5-carbonyl]amino]-3-(2-methoxyphenyl)propanoic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C20H18FN3O5
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