Using C=CCC1(O)CCN(C(=O)OC(C)(C)C)CC1, C[Si](C)(C)C(F)(F)F to produce CC(C)(C)OC(=O)N1CCC(O)(CC2CC2(F)F)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.