InChI=1S/C37H38O13/c1-16-13-21(18-8-7-17(38)15-25(18)41)27(22(14-16)28-23(39)5-4-6-24(28)40)29(42)20-9-10-26-19(11-12-37(2,3)50-26)33(20)48-36-32(45)30(43)31(44)34(49-36)35(46)47/h4-12,14-15,21-22,27,30-32,34,36,38-41,43-45H,13H2,1-3H3,(H,46,47)