Showing structure for (z,2z,4e)-n-[(1e)-3-[(4s,6s,8r,9z,11e)-17-hydroxy-2-oxo-3,7-dioxatricyclo[11.4.0.0⁶,⁸]heptadeca-1(17),9,11,13,15-pentaen-4-yl]prop-1-en-1-yl]-4-(methoxyimino)but-2-enimidic acid