Using O=C(OCc1ccccc1)N1CCC12CCCN(c1ncnc3[nH]ccc13)C2 to produce c1nc(N2CCCC3(CCN3)C2)c2cc[nH]c2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.