You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[[2-(4-ethylphenyl)-5-methyl-1,3-oxazol-4-yl]methyl]-N-[(4-fluorophenyl)methyl]piperidine-4-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H30FN3O2
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