IUPAC:(1R,2S,3S,7S,9R,12R,13R,14S,15R,16R,17S)-3,12,13,15,16-pentahydroxy-2,6,14,17-tetramethyl-10-oxatetracyclo[7.7.1.0^{2,7}.0^{13,17}]heptadec-5-ene-4,11-dione
IUPAC:(1R,2S,3S,7S,9R,12R,13R,14S,15R,16R,17S)-3,12,13,15,16-pentahydroxy-2,6,14,17-tetramethyl-10-oxatetracyclo[7.7.1.0^{2,7}.0^{13,17}]heptadec-5-ene-4,11-dione