Using CN(C)C(=O)c1cc(C2CCC(O[Si](C)(C)C(C)(C)C)CC2)ccc1N to produce CN(C)C(=O)c1cc(C2CCC(O)CC2)ccc1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.