InChI=1S/C30H44O4/c1-25-15-19-18-7-8-21-27(3)11-10-22(32)28(4,17-31)20(27)9-12-30(21,6)29(18,5)14-13-26(19,2)23(16-25)34-24(25)33/h7-8,20-23,31-32H,9-17H2,1-6H3/t20?,21?,22-,23+,25+,26+,27-,28+,29+,30+/m0/s1