Using Clc1cc(N2CCOCC2)nc(-c2ccccc2)n1, COc1cccc(N)c1 to produce COc1cccc(Nc2cc(N3CCOCC3)nc(-c3ccccc3)n2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.