InChI=1S/C27H28O14/c1-8-6-10(37-26-17(31)15(29)16(30)22(40-26)24(33)34)7-11-12(8)25(35)39-21-18(32)20(36-5)13(9(2)19(21)38-11)14(28)23-27(3,4)41-23/h6-7,15-17,22-23,26,29-32H,1-5H3,(H,33,34)