Using Cc1oc(-c2ccccc2)nc1C(=O)CBr, Oc1ccc(CCC2OCCO2)cc1 to produce Cc1oc(-c2ccccc2)nc1C(=O)COc1ccc(CCC2OCCO2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.