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