Using c1cc2c3c(cccc3c1)C(NCCCn1ccnc1)=N2, O=C=Nc1ccccc1 to produce O=C(Nc1ccccc1)N(CCCn1ccnc1)C1=Nc2cccc3cccc1c23, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.