InChI=1/C15H21N5O2/c1-20(2)13-11(21-3)6-9(7-12(13)22-4)5-10-8-18-15(17)19-14(10)16/h6-8H,5H2,1-4H3,(H4,16,17,18,19)/f/h16-17H2 59F513924B86BEB9