Using N=C(N)NCCO, COc1cc(CC(C#N)C(OC)OC)cc(OC)c1OC to produce COc1cc(Cc2cnc(NCCO)nc2N)cc(OC)c1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.