Synonyms: SwinholideA;[1R-[1R*,3S*,5E,7E,11S*[1S*,2S*,3S*,5(2S*,4R*,6S*)],12S*,13R*,15S*,16S*,17S*,19S*,23R*,25S*,27E,29E,33S*[1S*,2S*,3S*,5(2S*,4R*,6S*)],34S*,35R*,37S*,38S*,39S*,41S*]]-3,13,15,25,35,37-Hexahydroxy-11,33-bis[2-hydroxy-1,3-dimethyl-5-(tetrahydro-4-methoxy-6-methyl-2H-pyran-2-yl)pentyl]-17,39-dimethoxy-6,12,16,28,34,38-hexamethyl-10,32,45,46-tetraoxatricyclo[39.3.1.119,23]hexatetraconta-5,7,21,27,29,43-hexaene-9,31-dione