InChI=1S/C21H30N2O6/c1-12(2)10-16(24)19(26)23-17(18(25)13(3)4)20(27)22-15(21(28)29)11-14-8-6-5-7-9-14/h5-9,12-13,15-17,24H,10-11H2,1-4H3,(H,22,27)(H,23,26)(H,28,29)