You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (E)-3-[2,3,6-trifluoro-5-methyl-4-[(5-methyl-2-phenyl-1,3-oxazol-4-yl)methoxy]phenyl]prop-2-enal into its molecular formula.
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C21H16F3NO3
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