Using COc1cc2ccc3c4cc(OCc5ccccc5)c(OC)cc4nnc3c2cc1OC to produce COc1cc2nnc3c4cc(OC)c(OC)cc4ccc3c2cc1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.