InChI=1S/C27H30O16/c28-6-15-20(35)23(38)26(43-27-24(39)22(37)19(34)16(7-29)42-27)25(41-15)18-12(33)5-14-17(21(18)36)11(32)4-13(40-14)8-1-2-9(30)10(31)3-8/h1-5,15-16,19-20,22-31,33-39H,6-7H2/t15-,16-,19-,20-,22+,23+,24-,25+,26-,27+/m1/s1