Showing structure for 2-[(2r,3r,3ar,6s,7r,9br)-6-(2-carboxyethyl)-2-hydroxy-7-(3-hydroxyprop-1-en-2-yl)-3a,6,9b-trimethyl-1h,2h,3h,4h,7h,8h-cyclopenta[a]naphthalen-3-yl]-6-methyl-5-methylideneheptanoic acid