You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 5-(2,4-difluoro-6-prop-2-ynoxyphenyl)-3-(2-piperidin-4-yl-1,3-thiazol-4-yl)-4,5-dihydro-1,2-oxazole into its molecular formula.
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C20H19F2N3O2S
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