IUPAC:(2S)-2-[(2S,4E)-4-[(2E,4E,6R)-6-[(1R,2R,5R,6S,7S)-1,6-dimethyl-8,9-dioxaspiro[bicyclo[3.3.1]nonane-2,2'-oxiran]-3-en-7-yl]-1-hydroxy-4-methylhepta-2,4-dien-1-ylidene]-1-[(2S,5S,6S)-5-hydroxy-6-methyloxan-2-yl]-3,5-dioxopyrrolidin-2-yl]-N-methylpropanamide
IUPAC:(2S)-2-[(2S,4E)-4-[(2E,4E,6R)-6-[(1R,2R,5R,6S,7S)-1,6-dimethyl-8,9-dioxaspiro[bicyclo[3.3.1]nonane-2,2'-oxiran]-3-en-7-yl]-1-hydroxy-4-methylhepta-2,4-dien-1-ylidene]-1-[(2S,5S,6S)-5-hydroxy-6-methyloxan-2-yl]-3,5-dioxopyrrolidin-2-yl]-N-methylpropanamide