Using Brc1csc2c(CSc3nc4ccccc4[nH]3)nccc12, O=C(OO)c1cccc(Cl)c1 to produce O=S(Cc1nccc2c(Br)csc12)c1nc2ccccc2[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.