InChI=1S/C24H38O7/c1-22-8-6-15(25)21(30)14(22)10-16(26)20-12-4-5-17(23(2,31)9-7-19(28)29)24(12,3)18(27)11-13(20)22/h12-14,16-18,20-21,26-27,30-31H,4-11H2,1-3H3,(H,28,29)/t12?,13?,14?,16?,17?,18?,20?,21?,22-,23?,24+/m1/s1