Using BrC(Br)(Br)Br, O=c1ccn(CCC(CO)COC(c2ccccc2)(c2ccccc2)c2ccccc2)c(=O)[nH]1 to produce O=c1ccn(CCC(CBr)COC(c2ccccc2)(c2ccccc2)c2ccccc2)c(=O)[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.