Using COC(=O)c1ccc2c(c1)NC(=O)c1ccc(-c3ccnc(F)c3)cc1N2 to produce O=C(O)c1ccc2c(c1)NC(=O)c1ccc(-c3ccnc(F)c3)cc1N2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.