Using Cc1cc(Nc2cc(C)c(C#N)c(Cl)n2)n[nH]1, Cc1ccc(OCCN)cn1 to produce Cc1ccc(OCCNc2nc(Nc3cc(C)[nH]n3)cc(C)c2C#N)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.