Using CC(C)(C)OC(=O)N[C@H]1CC[C@@H](NC(=O)CNC(=O)c2cccc(C(F)(F)F)c2)CC1, ClCCl to produce N[C@H]1CC[C@@H](NC(=O)CNC(=O)c2cccc(C(F)(F)F)c2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.