Using COc1ccc(Cn2c(=O)ccc3cc(B4OC(C)(C)C(C)(C)O4)ccc32)cc1 to produce COc1ccc(Cn2c(=O)ccc3cc(B(O)O)ccc32)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.