Using CSc1cn(-c2ncc(Br)cn2)c2cc(C(=O)N3CCOCC3)ccc12, O=C(OO)c1cccc(Cl)c1 to produce CS(=O)c1cn(-c2ncc(Br)cn2)c2cc(C(=O)N3CCOCC3)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.