InChI=1/C19H30N4O3/c1-4-15(13-24)20-18(25)19(26)21-16-6-7-17(14(3)12-16)23-10-8-22(5-2)9-11-23/h6-7,12,15,24H,4-5,8-11,13H2,1-3H3,(H,20,25)(H,21,26)/t15-/m1/s1/f/h20-21H 42F9892BF3C73E78