InChI=1/C20H15FN4O4S2/c1-31(27,28)20-24-25-17(22)15(18(26)23-19(25)30-20)10-12-6-8-14(9-7-12)29-11-13-4-2-3-5-16(13)21/h2-10,22H,11H2,1H3/b15-10+,22-17? 328B28D8EE8A3269