Using C[C@H]1CN(C2(C#N)CCN(C(=O)OC(C)(C)C)CC2)CCN1C1CCc2ccc(C(F)(F)F)cc21 to produce C[C@H]1CN(C2(C)CCN(C(=O)OC(C)(C)C)CC2)CCN1C1CCc2ccc(C(F)(F)F)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.