InChI=1S/C37H54O14/c1-18-29(41)30(42)31(43)33(48-18)51-32-19(2)47-28(14-26(32)49-20(3)39)50-22-5-10-35(17-38)24-6-9-34(4)23(21-13-27(40)46-16-21)8-12-37(34,45)25(24)7-11-36(35,44)15-22/h13,17-19,22-26,28-33,41-45H,5-12,14-16H2,1-4H3