InChI=1/C20H21N5O3S/c1-11-16-14(8-20(2,3)9-15(16)26)24-19-17(11)18(21)25(10-23-19)12-4-6-13(7-5-12)29(22,27)28/h4-7,10,21H,8-9H2,1-3H3,(H2,22,27,28)/f/h22H2 E91B9DCDEF9376DE