InChI=1S/C28H38O8/c1-13-14(2)28(36-22(13)32)21(31)15(3)25(33)10-8-17-16-11-20(30)26(34)9-6-7-19(29)23(26,4)18(16)12-27(28,35)24(17,25)5/h6-7,15-18,20-21,30-31,33-35H,8-12H2,1-5H3/t15-,16+,17+,18+,20-,21-,23+,24+,25-,26+,27-,28+/m1/s1