(2E,4E,6E,8E)-10-(((3R,4S,5S,6R)-5-甲氧基-4-((2R,3R)-2-甲基-3-(3-甲基丁-2- 烯-1-基)环氧乙烯-2-基)-1-氧杂螺[2.5]辛烷-6-基)氧基)-10- 氧代十烷-2,4,6,8-四烯酸

(2E,4E,6E,8E)-10-(((3R,4S,5S,6R)-5-methoxy-4-((2R,3R)-2-methyl-3-(3-methylbut-2-en-1-yl)oxiran-2-yl)-1-oxaspiro[2.5]octan-6-yl)oxy)-10-oxodeca-2,4,6,8-tetraenoic acid