Using CCOC(=O)CSc1nc(Cl)cc(Cl)n1, Cc1cc(C)c(N)c(C)c1 to produce CCOC(=O)CSc1nc(Cl)cc(Nc2c(C)cc(C)cc2C)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.