Using CCC(CC)c1ccc(Cl)c2nc(Nc3c(C)cc(Cl)cc3OC)n(CCO)c12 to produce CCC(CC)c1ccc(Cl)c2nc3n(c12)CCN3c1c(C)cc(Cl)cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.