Using COC(=O)c1cc(CNc2ccc(-c3ccc(OC(F)F)cc3)cc2)c(C)o1, O=C([O-])[O-] to produce COC(=O)c1cc(CN(C)c2ccc(-c3ccc(OC(F)F)cc3)cc2)c(C)o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.