Using CCOC(=O)c1cn(Cc2ccc(OC)cc2OC)c2nc(Cl)cc(C)c2c1=O to produce Cc1cc(Cl)nc2[nH]cc(C(=O)O)c(=O)c12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.