Synonyms: 3,26,27-Trioxatricyclo[21.2.1.16,9]heptacos-13-ene-4,18,21-trione,10,11,16-trihydroxy-2-[(1E,3E,5S)-5-hydroxy-4-methyl-6-methylene-1,3-decadienyl]-7,14,15,19-tetramethyl-12-methylene-,(1R,2R,6S,7R,9R,10R,11R,13E,15R,16S,19S,23R)- (9CI); Amphidinolide C