Using O=C(OO)c1cccc(Cl)c1, O=C(O)c1ccc(COc2ccc(SCc3ccc4ccccc4n3)cc2)cc1 to produce O=C(O)c1ccc(COc2ccc(S(=O)Cc3ccc4ccccc4n3)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.