Using CC(C)C[C@H](NC(=O)OC(C)(C)C)C(=O)O, N[C@@H]1CC[C@H]2CN(Cc3cccc(C(F)(F)F)c3)C[C@H]21 to produce CC(C)C[C@H](NC(=O)OC(C)(C)C)C(=O)N[C@@H]1CC[C@H]2CN(Cc3cccc(C(F)(F)F)c3)C[C@H]21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.