InChI=1S/C27H28O14/c1-27(9-28)6-5-10-11(41-27)7-13-16(21(10)39-26-20(32)18(30)19(31)24(40-26)25(33)34)17(29)15-12(35-2)8-14(36-3)22(37-4)23(15)38-13/h5-8,18-20,24,26,28,30-32H,9H2,1-4H3,(H,33,34)