Using COc1cc(N2CCOCC2)cc(C)c1C(=O)NCc1ccc(F)cc1 to produce Cc1cc(N2CCOCC2)cc(O)c1C(=O)NCc1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.