Using CCOC(=O)C(C(=O)OCC)c1ccccc1, Nc1n[nH]c2ccc(F)cc12 to produce Oc1nc2c3cc(F)ccc3nn2c(O)c1-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.