Showing structure for (3r,4e,6e,8e)-3-hydroxy-n-[(2e,4e,6r,7r,9s)-6-hydroxy-9-[(4s,7r,8s)-8-hydroxy-5,7-dimethyl-1,6-dioxo-2-oxa-5-azaspiro[3.4]octan-8-yl]-9-methoxy-7-methylnona-2,4-dien-1-yl]-2,2,4-trimethyl-10-(1,3-oxazol-5-yl)deca-4,6,8-trienimidic acid