Showing structure for (5r)-5-hydroxy-3-[(1e,3e,5e,7e,9e,11e,13e,15e,17e)-18-[(4r)-4-hydroxy-2,5,5-trimethyl-3-oxocyclopent-1-en-1-yl]-3,7,12,16-tetramethyloctadeca-1,3,5,7,9,11,13,15,17-nonaen-1-yl]-2,4,4-trimethylcyclopent-2-en-1-one