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/h12-15,17-18,20-21,25,27,30-31H,4-11H2,1-3H3,(H,28,29)/t12?,13?,14?,15?,17?,18?,20?,21?,22-,23?,24+/m1/s1