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