Using Oc1ccc(-c2c3ccccc3cc3sc4cc(O)ccc4c23)cc1, COC(=O)CBr to produce COC(=O)COc1ccc2c(c1)sc1cc3ccccc3c(-c3ccc(O)cc3)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.