Showing structure for (4e,6e,8e,10e,12e)-15-hydroxy-16-{5-hydroxy-8-[(6e)-3-hydroxy-4,6-dimethyloct-6-en-2-yl]-10-methoxy-3,9-dimethyl-1,7-dioxaspiro[5.5]undecan-2-yl}-3-methoxy-14-methylheptadeca-4,6,8,10,12-pentaenoic acid