InChI=1/C19H28N4O/c1-23(2)17-8-13(3-4-20-17)12-21-18(24)22-19-9-14-5-15(10-19)7-16(6-14)11-19/h3-4,8,14-16H,5-7,9-12H2,1-2H3,(H2,21,22,24)/p+1/fC19H29N4O/h20-22H/q+1 4C3698FAE95A7A25