InChI=1/C15H16N4O2S2/c1-3-6-11-18-19-14(22-11)17-13(21)15(2)12(20)16-9-7-4-5-8-10(9)23-15/h4-5,7-8H,3,6H2,1-2H3,(H,16,20)(H,17,19,21)/t15-/m0/s1/f/h16-17H 1DC291F26553F8B8