Using O=C1Nc2ccccc2[C@@]12C[C@@H]2c1ccc(Cl)cc1, BrCCBr to produce O=C1N(CCBr)c2ccccc2[C@]12C[C@H]2c1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.