Using CC(C)O, COc1ccc(Nc2nc(Cl)nc(NC3CCCCCC3)n2)cc1Cl to produce COc1ccc(Nc2nc(NC3CCCCCC3)nc(OC(C)C)n2)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.