Using CCOC(=O)c1cnc(Cc2cccc(OC)c2)c2cc(OC)c(OC)cc12 to produce COc1cccc(Cc2ncc(CO)c3cc(OC)c(OC)cc23)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.