Using O=c1nc(-c2cc(Cl)ccc2O)oc2ccc(Cl)cc12, CCOC(=O)CNN to produce CCOC(=O)Cn1nc(-c2cc(Cl)ccc2O)nc1-c1cc(Cl)ccc1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.