Using COCOc1ccc(C=Cc2ccc(C3=NN(c4ccccc4)C(=O)C3)cc2)cc1OCOC to produce O=C1CC(c2ccc(C=Cc3ccc(O)c(O)c3)cc2)=NN1c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.