Using COc1cc(Cc2cnc(N)nc2N)cc(-c2ccc(O[Si](C)(C)C(C)(C)C)cc2)c1OC to produce COc1cc(Cc2cnc(N)nc2N)cc(-c2ccc(O)cc2)c1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.