Using COC(=O)C(O)C(c1c[nH]c2ccccc12)C(F)(F)F, CNC(=N)NC to produce CNC1=NC(=O)C(C(c2c[nH]c3ccccc23)C(F)(F)F)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.