Using COC(=O)c1c(N)ccc(-c2ccoc2CCO[Si](C)(C)C(C)(C)C)c1O to produce COC(=O)c1c(N)ccc(-c2ccoc2CCO)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.