Using N#Cc1cc(CO)cc(OC(F)(F)F)c1, CCOC(=O)CC1CCc2c1[nH]c1ccc(O)cc21 to produce CCOC(=O)CC1CCc2c1[nH]c1ccc(OCc3cc(C#N)cc(OC(F)(F)F)c3)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.