IUPAC:methyl 2-[(1R,2S,8S,10S,12R,13S,14S,17S,19R,20S,21R,23Z)-21-hydroxy-5,13,20-trimethyl-9-methylidene-4,22-dioxo-3-oxaoctacyclo[14.7.1.0^{2,6}.0^{2,14}.0^{8,13}.0^{10,12}.0^{17,19}.0^{20,24}]tetracosa-5,16(24)-dien-23-ylidene]propanoate
IUPAC:methyl 2-[(1R,2S,8S,10S,12R,13S,14S,17S,19R,20S,21R,23Z)-21-hydroxy-5,13,20-trimethyl-9-methylidene-4,22-dioxo-3-oxaoctacyclo[14.7.1.0^{2,6}.0^{2,14}.0^{8,13}.0^{10,12}.0^{17,19}.0^{20,24}]tetracosa-5,16(24)-dien-23-ylidene]propanoate