You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (1-ethyl-4-methylpiperidin-4-yl) 2-(3,5-dichlorophenyl)-1,3-benzoxazole-6-carboxylate by IUPAC nomenclature, provide its molecular formula.
user
C22H22Cl2N2O3
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