You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(3-fluorophenyl)methyl]-N-[[3-(2-methylphenyl)-4,5-dihydro-1,2-oxazol-5-yl]methyl]cyclobutanecarboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H25FN2O2
assistant