Using COCCOC(=O)Cl, Cc1cc(C)n(-c2nc(Nc3ccc(Cl)cc3)c3ncn(C)c3n2)n1 to produce COCCOC(=O)N(c1ccc(Cl)cc1)c1nc(-n2nc(C)cc2C)nc2c1ncn2C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.