Using CC(C)(C)OC(=O)N1CCC(O[Si](C)(C)C(C)(C)C)C1CO to produce CC(C)(C)OC(=O)N1CCC(O[Si](C)(C)C(C)(C)C)C1C=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.