InChI=1/C21H19ClN4OS/c1-13-23-21-26(24-13)20(27)19(28-21)18(16-8-4-5-9-17(16)22)25-11-10-14-6-2-3-7-15(14)12-25/h2-9,18,27H,10-12H2,1H3/t18-/m1/s1 828BFBCC0DAFE8C6