InChI=1/C22H20N4OS/c1-14(2)21(20-4-3-11-28-20)26-22(27)19-12-16(15-5-8-23-9-6-15)17-13-24-10-7-18(17)25-19/h3-14,21H,1-2H3,(H,26,27)/t21-/m0/s1/f/h26H D64B7A00804B1211