InChI=1S/C23H30N2O4/c1-5-22-10-8-17-23(12-13-24(21(22)23)18(27)9-11-22)15-6-7-16(28-3)20(29-4)19(15)25(17)14(2)26/h6-7,17,21H,5,8-13H2,1-4H3