Using O=C(OO)c1cccc(Cl)c1, CC(c1ccc2c(c1)sc1ccccc12)n1ccnc1 to produce CC(c1ccc2c(c1)S(=O)c1ccccc1-2)n1ccnc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.