Using CC(C)O, O=C(O)c1ccc(NCCCCCCCCCCCCCCCC(F)(F)F)cc1 to produce CC(C)OC(=O)c1ccc(NCCCCCCCCCCCCCCCC(F)(F)F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.