Using CC(C)(C)OC(=O)NC(C)(C(=O)c1ccc(Cl)c(F)c1)c1ccc(Cl)nc1 to produce CC(N)(C(=O)c1ccc(Cl)c(F)c1)c1ccc(Cl)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.