InChI=1S/C31H28O15/c1-42-14-4-2-3-11(5-14)26-21(30(41)46-31-25(38)23(36)24(37)28(45-31)29(39)40)15-6-12(7-18(35)27(15)44-26)19-10-17(34)22-16(33)8-13(32)9-20(22)43-19/h2-9,19,21,23-26,28,31-33,35-38H,10H2,1H3,(H,39,40)