Using O=C([O-])[O-], CSc1cc(C#N)ccc1C1NC(=O)N(c2cccc(C(F)(F)F)c2)C2=C1C(=O)CCC2 to produce CSc1cc(C#N)ccc1C1C2=C(CCCC2=O)N(c2cccc(C(F)(F)F)c2)C(=O)N1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.