InChI=1/C19H28N6O3/c1-2-23-8-10-24(11-9-23)16-6-5-15(12-20-16)13-21-17(26)4-3-7-25-18(27)14-22-19(25)28/h5-6,12H,2-4,7-11,13-14H2,1H3,(H,21,26)(H,22,28)/p+1/fC19H29N6O3/h21-23H/q+1 0338C37FBE4D2DE4