Using COC(=O)c1cc(-c2ccc(O)cc2)cc2c1cnn2C1CCCC1, OCCCBr to produce COC(=O)c1cc(-c2ccc(OCCCO)cc2)cc2c1cnn2C1CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.