Using COC(=O)c1cc2cccc(OC)c2[nH]1, O=C(Br)CBr to produce COC(=O)c1cc2c(C(=O)CBr)ccc(OC)c2[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.