InChI=1S/C21H28O15/c1-6(23)11-8(32-2)3-7(33-20-17(29)14(26)15(27)18(36-20)19(30)31)4-9(11)34-21-16(28)13(25)12(24)10(5-22)35-21/h3-4,10,12-18,20-22,24-29H,5H2,1-2H3,(H,30,31)