InChI=1/C20H26N4O2S2/c1-5-21-19(27)23-15-9-7-13(11-17(15)25-3)14-8-10-16(18(12-14)26-4)24-20(28)22-6-2/h7-12H,5-6H2,1-4H3,(H2,21,23,27)(H2,22,24,28)/f/h21-24H A77D3CCB2A2C9381