Showing structure for (3e,5e,7e,9e,11e,17e)-19,21,23,25,27,29,31,33,35-nonahydroxy-12,16-dimethyl-15-(sec-butyl)-14,37-dioxabicyclo[31.3.1]heptatriaconta-3,5,7,9,11,17-hexaen-13-one