InChI=1S/C24H22O14/c25-12-4-1-11(7-13(12)26)9-16(22(32)33)36-14-5-2-10(3-6-17(27)28)8-15(14)37-24-20(31)18(29)19(30)21(38-24)23(34)35/h1-9,18-21,24-26,29-31H,(H,27,28)(H,32,33)(H,34,35)/b6-3+,16-9-