Using Nc1nc(C(=O)NCc2cccc(COC(c3ccccc3)(c3ccccc3)c3ccccc3)n2)cc(-c2ccco2)n1 to produce Nc1nc(C(=O)NCc2cccc(CO)n2)cc(-c2ccco2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.