Using CCOC(=O)Cc1nn(NC(=O)Cc2ccc(Cl)cc2)c(=O)c2ccccc12 to produce O=C(Cc1ccc(Cl)cc1)Nn1nc(CCO)c2ccccc2c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.