Using CN1CCC(=C2c3ccccc3CCc3sc(Br)cc32)CC1, CCOC(=O)Cl to produce CCOC(=O)N1CCC(=C2c3ccccc3CCc3sc(Br)cc32)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.