InChI=1/C19H28N4O3/c1-13-7-8-15(11-16(13)21-14(2)24)22-18(26)17(25)20-12-19(23(3)4)9-5-6-10-19/h7-8,11H,5-6,9-10,12H2,1-4H3,(H,20,25)(H,21,24)(H,22,26)/p+1/fC19H29N4O3/h20-23H/q+1 90C2434A61D2A26A