Using COCOc1ccc(CO[Si](C)(C)C(C)(C)C)c2cccc(C)c12, CCOCC to produce COCOc1c(C=O)cc(CO[Si](C)(C)C(C)(C)C)c2cccc(C)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.