InChI=1S/C16H22N2O12/c19-3-7-6(20)1-8(29-7)18-2-5(13(24)17-16(18)27)4-28-15-11(23)9(21)10(22)12(30-15)14(25)26/h2,6-12,15,19-23H,1,3-4H2,(H,25,26)(H,17,24,27)