Using O, COc1cccc(SCC(C)(O)C(=O)Nc2ccc(C#N)c(C(F)(F)F)c2)c1 to produce COc1cccc(S(=O)(=O)CC(C)(O)C(=O)Nc2ccc(C#N)c(C(F)(F)F)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.