InChI=1/C12H8N4O5S/c1-5-6(4-13)12(22-9(5)10(14)17)15-11(18)7-2-3-8(21-7)16(19)20/h2-3H,1H3,(H2,14,17)(H,15,18)/f/h15H,14H2 7F374433467044D6