You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (1S)-1-(3,4-difluorophenyl)-N-methyl-N-[(3-propan-2-yl-1,2,4-oxadiazol-5-yl)methyl]ethanamine into its molecular formula.
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C15H19F2N3O
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