InChI=1/C20H29N5O3/c1-20(19(28)22-14-9-5-6-10-14)12-25-16(18(27)24(20)2)11-15(23-25)17(26)21-13-7-3-4-8-13/h11,13-14H,3-10,12H2,1-2H3,(H,21,26)(H,22,28)/t20-/m1/s1/f/h21-22H 76DCE9DD98AB1303