Showing structure for (2e,4r,5r,6e,8e)-10-[(2s,3r,6r,8r,9s)-8-[(1e,3e)-4-carboxy-3-methylbuta-1,3-dien-1-yl]-9-[(3-carboxypropanoyl)oxy]-3-methyl-9-(3-methylbutyl)-1,7-dioxaspiro[5.5]undecan-2-yl]-5-hydroxy-4,8-dimethyldeca-2,6,8-trienoic acid