InChI=1/C15H22N4O/c20-15(17-14-3-4-14)12-19-8-6-18(7-9-19)11-13-2-1-5-16-10-13/h1-2,5,10,14H,3-4,6-9,11-12H2,(H,17,20)/f/h17H 43F705D2053B7936