Using CC(C)OB(OC(C)C)OC(C)C, CC(C)(C)OC(=O)n1ccc2sc(Cl)cc21 to produce CC(C)(C)OC(=O)n1c(B(O)O)cc2sc(Cl)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.