Using COc1cccc(C2COC(=O)C2)c1, NN=C(c1ccccc1)c1ccccc1 to produce COc1cccc(C(CO)CC(=O)NN=C(c2ccccc2)c2ccccc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.