Using CC(C)(O)CNc1c(N)c(Cl)nc2ccccc12, CCOCC(=O)Cl to produce CCOCc1nc2c(Cl)nc3ccccc3c2n1CC(C)(C)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.