IUPAC:4-{[(1S,2S,4S,5S,8R,9R,11S,13S)-1-methyl-17-oxo-7-(propan-2-yl)-3,6,10,16-tetraoxaheptacyclo[11.7.0.0^{2,4}.0^{2,9}.0^{5,7}.0^{9,11}.0^{14,18}]icos-14(18)-en-8-yl]oxy}-4-oxobutanoic acid
IUPAC:4-{[(1S,2S,4S,5S,8R,9R,11S,13S)-1-methyl-17-oxo-7-(propan-2-yl)-3,6,10,16-tetraoxaheptacyclo[11.7.0.0^{2,4}.0^{2,9}.0^{5,7}.0^{9,11}.0^{14,18}]icos-14(18)-en-8-yl]oxy}-4-oxobutanoic acid