InChI=1/C18H28N4O2S2/c23-17(20-15-4-5-15)13-19-18(25)22(14-16-3-1-12-26-16)7-2-6-21-8-10-24-11-9-21/h1,3,12,15H,2,4-11,13-14H2,(H,19,25)(H,20,23)/f/h19-20H 9781191DFD524513