Using CC(C)(C)[Si](C)(C)OC1CCCc2cnc3cc(OCc4ccccc4)ccc3c21 to produce CC(C)(C)[Si](C)(C)OC1CCCc2cnc3cc(O)ccc3c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.