InChI=1S/C31H32O16/c1-43-16-4-9(2-3-15(16)46-30-25(38)22(35)24(37)27(47-30)29(40)41)18-11-7-12(20-13(18)8-44-31(20,42)28(11)39)26-23(36)21(34)19-14(33)5-10(32)6-17(19)45-26/h2-6,11-13,18,20,22-27,30,32-33,35-38,42H,7-8H2,1H3,(H,40,41)