Using C#CCO, Cc1ccc(OC(C)C(=O)O)cc1-c1nsc2ccc(-n3c(=O)cc(C(F)(F)F)n(C)c3=O)cc12 to produce C#CCOC(=O)C(C)Oc1ccc(C)c(-c2nsc3ccc(-n4c(=O)cc(C(F)(F)F)n(C)c4=O)cc23)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.