InChI=1/C19H29N3O4/c1-3-19(12-23,13-24)21-17(25)10-16-18(26)20-8-9-22(16)11-15-6-4-14(2)5-7-15/h4-7,16,23-24H,3,8-13H2,1-2H3,(H,20,26)(H,21,25)/t16-/m0/s1/f/h20-21H 9A692D83F1B97E8B