InChI=1/C18H21N5O2S/c1-12-22-15(11-26-12)16-7-6-14(25-16)10-21-18(24)20-9-13-5-4-8-19-17(13)23(2)3/h4-8,11H,9-10H2,1-3H3,(H2,20,21,24)/f/h20-21H 9C870CC1921143B5