Using COC(=O)COCCCCBr, CNc1cnc(-c2ccccc2)c(-c2ccccc2)n1 to produce COC(=O)COCCCCN(C)c1cnc(-c2ccccc2)c(-c2ccccc2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.