You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 2-[3,5-dichloro-4-[(2-fluoro-4-hydroxy-3-propan-2-ylphenyl)methyl]phenoxy]-N-methylacetamide into molecular formula.
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C19H20Cl2FNO3
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