IUPAC:(1S,2S,4R,6S,9S,10R,11R,14R,15R)-17-hydroxy-6-(2-hydroxypropan-2-yl)-2,9,11,14,19,19-hexamethyl-5-oxapentacyclo[12.8.0.0^{2,11}.0^{4,10}.0^{15,20}]docosa-16,20-diene-8,13,18-trione
IUPAC:(1S,2S,4R,6S,9S,10R,11R,14R,15R)-17-hydroxy-6-(2-hydroxypropan-2-yl)-2,9,11,14,19,19-hexamethyl-5-oxapentacyclo[12.8.0.0^{2,11}.0^{4,10}.0^{15,20}]docosa-16,20-diene-8,13,18-trione