InChI=1/C20H35N5O3/c1-4-8-21-20(28)23-19(27)16(3)25-11-9-24(10-12-25)14-18(26)22-17-7-5-6-15(2)13-17/h4,15-17H,1,5-14H2,2-3H3,(H,22,26)(H2,21,23,27,28)/t15-,16+,17+/m1/s1/f/h21-23H 96806CF8D217198F