Using CCN(Cc1cc(C(F)(F)F)ccc1-c1cc(CC#N)ccc1OC)C(=O)C1CC1, O=C([O-])[O-] to produce CCN(Cc1cc(C(F)(F)F)ccc1-c1cc(CC(N)=O)ccc1OC)C(=O)C1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.