You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-[[3-(2,4-dichlorophenyl)-1,2-oxazol-5-yl]methyl]cyclopenta-1,3-diene-1-carboxamide by IUPAC nomenclature, provide its molecular formula.
user
C16H12Cl2N2O2
assistant