Using CC1(C)OB(c2cc(O)ccc2Cl)OC1(C)C, COCCOS(C)(=O)=O to produce COCCOc1ccc(Cl)c(B2OC(C)(C)C(C)(C)O2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.