Using O=C(c1ccccc1)N(CCCCCO)CCCCCSc1nc(-c2ccccc2)c(-c2ccccc2)[nH]1, BrC(Br)(Br)Br to produce O=C(c1ccccc1)N(CCCCCBr)CCCCCSc1nc(-c2ccccc2)c(-c2ccccc2)[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.