InChI=1S/C38H56O16/c1-17-32(54-34-30(45)28(43)27(42)24(15-39)53-34)29(44)31(46)33(50-17)52-20-7-10-35(3)22(13-20)23(51-18(2)40)14-37(47)25(35)9-11-36(4)21(8-12-38(36,37)48)19-5-6-26(41)49-16-19/h5-6,16-17,20-25,27-34,39,42-48H,7-15H2,1-4H3