Using CCNC(=O)C(C)c1ccc(C#Cc2cnc(Cl)nc2)cc1, OCCF to produce CCNC(=O)C(C)c1ccc(C#Cc2cnc(OCCF)nc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.