InChI=1/C20H21N5O2S/c1-12(2)28(26,27)25-17-11-15(9-10-16(17)24-20(25)21)19-18(22-13(3)23-19)14-7-5-4-6-8-14/h4-12H,1-3H3,(H2,21,24)(H,22,23)/f/h23H,21H2 CE7B5EF08A59A706