Using CCOC(=O)c1cc(Oc2nc(Oc3cccc(C#N)c3)c(F)c(C)c2F)cc(C(=O)OCC)c1 to produce Cc1c(F)c(Oc2cccc(C#N)c2)nc(Oc2cc(C(=O)O)cc(C(=O)O)c2)c1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.