Using CC(C)(C)OC(=O)Nc1cc(F)ccc1N, CCOC(=O)C(=O)C(F)(F)F to produce Oc1nc2cc(F)ccc2nc1C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.