Using COC(=O)c1c(C)c(-c2cccc(C(F)(F)F)c2)nc2cc(OC)c(S(C)(=O)=O)cc12 to produce Cc1c(-c2cccc(C(F)(F)F)c2)nc2cc(O)c(S(C)(=O)=O)cc2c1C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.