Using C=CC1(C)CC(c2ccc(F)c(Cl)c2)Nc2ccc(C(=O)OC)nc21 to produce CCC1(C)CC(c2ccc(F)c(Cl)c2)Nc2ccc(C(=O)OC)nc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.