InChI=1S/C23H38O19/c1-4-16(40-23-12(30)8(26)9(27)17(41-23)19(33)34)14(32)18(20(35)37-4)42-22-13(31)10(28)15(5(2)38-22)39-21-11(29)7(25)6(24)3-36-21/h4-18,20-32,35H,3H2,1-2H3,(H,33,34)