Using OCCC1(c2cccnc2)CCNC1, COc1cc(C(=O)Cl)cc(OC)c1OC to produce COc1cc(C(=O)N2CCC(CCO)(c3cccnc3)C2)cc(OC)c1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.