Using c1ccc(CC2CCNCC2)cc1, O=C(O)c1cccc(Nc2ncnc3cc[nH]c23)c1 to produce O=C(c1cccc(Nc2ncnc3cc[nH]c23)c1)N1CCC(Cc2ccccc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.