InChI=1/C19H27N5O/c1-14(2)17-12-18(25)22-19(21-17)20-16-6-4-15(5-7-16)13-24-10-8-23(3)9-11-24/h4-7,12,14H,8-11,13H2,1-3H3,(H2,20,21,22,25)/p+1/fC19H28N5O/h20,22,24H/q+1 FF7FD4653E783899