InChI=1/C14H25N3O4/c1-11(9-16-5-3-2-4-6-16)15-14(20)17-7-8-21-12(10-17)13(18)19/h11-12H,2-10H2,1H3,(H,15,20)(H,18,19)/t11-,12+/m1/s1/f/h15-16H E51C08E120247783