Using CCc1nn(C2CCCCC2)c2cc(Br)ccc12, CCOC(=O)C1CCC(=O)CC1 to produce CCOC(=O)C1CCC(O)(c2ccc3c(CC)nn(C4CCCCC4)c3c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.