InChI=1/C18H34N4O3/c1-2-3-7-15(21-17(19)24)16(23)20-14-18(8-5-4-6-9-18)22-10-12-25-13-11-22/h15H,2-14H2,1H3,(H,20,23)(H3,19,21,24)/t15-/m1/s1/f/h20-21H,19H2 843DB33CF45F4458