InChI=1/C20H22N4O2S/c1-2-24-17-11-7-6-10-15(17)23-20(24)27-13-18(25)22-16(19(21)26)12-14-8-4-3-5-9-14/h3-11,16H,2,12-13H2,1H3,(H2,21,26)(H,22,25)/t16-/m1/s1/f/h22H,21H2 CB4CB1D881F0C256