Using COc1cc(OCCO)cc(-c2nc3cc(OC)cc(OC)c3c(=O)[nH]2)c1, BrC(Br)(Br)Br to produce COc1cc(OCCBr)cc(-c2nc3cc(OC)cc(OC)c3c(=O)[nH]2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.