IUPAC:(1S,4E,5'S,6S,6'S,7R,8S,10R,11R,12S,14R,15S,16R,18Z,20E,22R,25S,27R,29R)-22-ethyl-7,11,14,15-tetrahydroxy-6'-[(2R)-2-hydroxypropyl]-5',6,8,10,12,14,16,29-octamethyl-2,26-dioxaspiro[bicyclo[23.3.1]nonacosane-27,2'-oxane]-4,18,20-triene-3,9,13-trione
IUPAC:(1S,4E,5'S,6S,6'S,7R,8S,10R,11R,12S,14R,15S,16R,18Z,20E,22R,25S,27R,29R)-22-ethyl-7,11,14,15-tetrahydroxy-6'-[(2R)-2-hydroxypropyl]-5',6,8,10,12,14,16,29-octamethyl-2,26-dioxaspiro[bicyclo[23.3.1]nonacosane-27,2'-oxane]-4,18,20-triene-3,9,13-trione