Using COC(=O)C1CC2C=C(OC)C(OC)=CC2C(c2ccc3c(c2)OCO3)=N1 to produce COC(=O)C1CC2C=C(OC)C(OC)=CC2C(c2ccc3c(c2)OCO3)N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.