Showing structure for n-[(1e,5r)-5-{4-hydroxy-5-[(2e,4e,9e,12e)-8-hydroxy-2,5,9-trimethyltetradeca-2,4,9,12-tetraenoyl]-6-oxopyran-2-yl}hex-1-en-1-yl]methoxycarboximidic acid