InChI=1/C20H29N3O3/c1-13-8-14(11-20(2,3)10-13)9-18(25)23-16-6-4-15(5-7-16)19(26)22-12-17(21)24/h4-7,13-14H,8-12H2,1-3H3,(H2,21,24)(H,22,26)(H,23,25)/t13-,14+/m1/s1/f/h22-23H,21H2 419F4E82FDC6883B