You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (2S)-N-[(2S)-4-[[2-(4-chloro-3-fluorophenoxy)acetyl]amino]-2-hydroxybutyl]-6-fluoro-3,4-dihydro-2H-chromene-2-carboxamide into its molecular formula.
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C22H23ClF2N2O5
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