Using COc1ccc(-c2sc3ccccc3c2C(=O)c2ccc(OC)c(Br)c2)cc1 to produce O=C(c1ccc(O)c(Br)c1)c1c(-c2ccc(O)cc2)sc2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.