Using CCCOC(=O)c1cc(=O)nc2n1-c1ccc(Cl)cc1C(c1c(F)cccc1F)=NC2 to produce O=c1ccn2c(n1)CN=C(c1c(F)cccc1F)c1cc(Cl)ccc1-2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.