IUPAC:(1R,2R,5S,6R,9R,11S,14S,15R,19S,21R)-11-{[(2R,3R,4S,5S,6S)-6-carboxy-3-{[(2R,3R,4S,5S,6S)-6-carboxy-3,4,5-trihydroxyoxan-2-yl]oxy}-4,5-dihydroxyoxan-2-yl]oxy}-2,5,6,10,10,14-hexamethyl-16,22-dioxo-23-oxahexacyclo[19.2.1.0^{2,19}.0^{5,18}.0^{6,15}.0^{9,14}]tetracos-17-ene-21-carboxylic acid
IUPAC:(1R,2R,5S,6R,9R,11S,14S,15R,19S,21R)-11-{[(2R,3R,4S,5S,6S)-6-carboxy-3-{[(2R,3R,4S,5S,6S)-6-carboxy-3,4,5-trihydroxyoxan-2-yl]oxy}-4,5-dihydroxyoxan-2-yl]oxy}-2,5,6,10,10,14-hexamethyl-16,22-dioxo-23-oxahexacyclo[19.2.1.0^{2,19}.0^{5,18}.0^{6,15}.0^{9,14}]tetracos-17-ene-21-carboxylic acid