Using N=C(N)C(F)(F)C(F)(F)F, CCO/C=C(\C(=O)OCC)C(=O)C(F)F to produce CCOC(=O)c1cnc(C(F)(F)C(F)(F)F)nc1C(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.