Using CCCCC(CC)CBr, Brc1ccc2[nH]c3ccc(Br)cc3c2c1 to produce CCCCC(CC)Cn1c2ccc(Br)cc2c2cc(Br)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.