InChI=1S/C25H21NO12/c27-17(23(31)32)15-10-2-1-9(37-25-20(30)18(28)19(29)22(38-25)24(33)34)6-11(10)14-13-8(3-4-26-16(13)15)5-12-21(14)36-7-35-12/h1-2,5-6,18-20,22,25-26,28-30H,3-4,7H2,(H,31,32)(H,33,34)