InChI=1/C17H24N2O4/c20-12-14-3-1-6-19(11-14)17(21)18-10-13-4-5-15-16(9-13)23-8-2-7-22-15/h4-5,9,14,20H,1-3,6-8,10-12H2,(H,18,21)/t14-/m0/s1/f/h18H 6E7B136232BDC57D