Using CCOC(=O)c1ccc(Cn2ccc(NC(=O)c3c(F)cccc3F)n2)c(C(F)(F)F)c1 to produce O=C(O)c1ccc(Cn2ccc(NC(=O)c3c(F)cccc3F)n2)c(C(F)(F)F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.