InChI=1/C20H20N4O2S/c1-11-4-3-5-12(2)17(11)23-18(25)13-6-9-15-16(10-13)27-20(22-15)24-19(26)21-14-7-8-14/h3-6,9-10,14H,7-8H2,1-2H3,(H,23,25)(H2,21,22,24,26)/f/h21,23-24H 9D8DB1A9E9EDFFAF