InChI=1/C14H22N2O4/c1-8(17)16-13-11(15)6-9(14(18)19)7-12(13)20-10-4-2-3-5-10/h7,10-13H,2-6,15H2,1H3,(H,16,17)(H,18,19)/t11-,12+,13+/m0/s1/f/h15-16H 2EB5BDA6F64CC08E