InChI=1/C18H30N2O4/c1-6-17(4)11-23-18(5,24-12-17)10-15(22)20-19-13-7-14(21)9-16(2,3)8-13/h7,19H,6,8-12H2,1-5H3,(H,20,22)/f/h20H C281D84BA8332BC8