InChI=1/C15H20N4O/c1-10-5-6-12(8-14(10)16)15(20)17-7-3-4-13-9-18-19-11(13)2/h5-6,8-9H,3-4,7,16H2,1-2H3,(H,17,20)(H,18,19)/f/h17,19H 71F76FF316F6BEEF