InChI=1S/C30H42O7/c1-13-11-30(12-14(2)25(36)37-30)21-18(13)28(6)24(35)22(33)20-19(29(28,7)23(21)34)15(31)10-16-26(3,4)17(32)8-9-27(16,20)5/h13-18,21,24,31-32,35H,8-12H2,1-7H3