Using C=CB1OC(C)(C)C(C)(C)O1, Brc1ccc(CCN2CCOCC2)cc1 to produce CC1(C)OB(/C=C/c2ccc(CCN3CCOCC3)cc2)OC1(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.