Using COC(=O)CCC1CCN(C(=O)OC(C)(C)C)CC1, C[Si](C)(C)[N-][Si](C)(C)C to produce COC(=O)C(C)CC1CCN(C(=O)OC(C)(C)C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.