InChI=1/C20H35N3O3/c1-2-18(16-7-4-3-5-8-16)21-20(25)23-10-6-9-17(15-23)19(24)22-11-13-26-14-12-22/h16-18H,2-15H2,1H3,(H,21,25)/t17-,18-/m0/s1/f/h21H 5EFA2300F85DE9BA