Using CCOCCn1cc(I)cn1, CC(C)OB1OC(C)(C)C(C)(C)O1 to produce CCOCCn1cc(B2OC(C)(C)C(C)(C)O2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.