Using O=C1SC(Cc2ccc(O)cc2)C(=O)N1C(c1ccccc1)(c1ccccc1)c1ccccc1, CCC(=O)CBr to produce CCC(=O)COc1ccc(CC2SC(=O)N(C(c3ccccc3)(c3ccccc3)c3ccccc3)C2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.