Using CCCCCCCCCCCCCCCCOCC1COC(c2ccccc2)OC1, O=C1CCC(=O)N1Br to produce CCCCCCCCCCCCCCCCOCC(CBr)COC(=O)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.