Using NCCc1ccc(O)cc1, Clc1nc(Cl)c2ncn(C3CCCC3)c2n1 to produce Oc1ccc(CCNc2nc(Cl)nc3c2ncn3C2CCCC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.