Using O=S(=O)(Cl)Cl, CCc1cc2c(cc1O)OC(C(F)(F)F)C(C(=O)O)=C2 to produce CCc1cc2c(c(Cl)c1O)OC(C(F)(F)F)C(C(=O)O)=C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.