InChI=1S/C32H30O15/c1-42-22-8-15(9-23(43-2)27(22)38)31-24(12-17-19(35)10-16(33)11-21(17)45-31)46-32-30(41)29(40)28(39)25(47-32)13-44-26(37)6-4-14-3-5-18(34)20(36)7-14/h3-12,25,28-30,32,39-41H,13H2,1-2H3,(H4-,33,34,35,36,37,38)/p+1/t25-,28-,29+,30-,32?/m1/s1