InChI=1S/C27H32O12/c1-14(6-9-36-23-15-3-4-19(29)38-18(15)11-17-16(23)7-10-35-17)5-8-27(2,12-28)13-37-26-22(32)20(30)21(31)24(39-26)25(33)34/h3-4,6-7,10-11,20-22,24,26,28,30-32H,5,8-9,12-13H2,1-2H3,(H,33,34)/b14-6+