Using COC(=O)c1ccc(C)c(-c2ccc3c(-c4ccc(S(=O)(=O)C(F)(F)F)cc4C)nncc3c2)c1 to produce Cc1ccc(C(=O)O)cc1-c1ccc2c(-c3ccc(S(=O)(=O)C(F)(F)F)cc3C)nncc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.