Showing structure for [(2e)-4-{9-[(5e)-5-[carboxy(4-hydroxyphenyl)methylidene]-4-hydroxy-2-oxofuran-3-yl]-11-hydroxy-3-oxo-2-oxatricyclo[6.3.1.0⁴,¹²]dodeca-1(12),4,6,8,10-pentaen-6-yl}-3-hydroxy-5-oxofuran-2-ylidene](4-hydroxyphenyl)acetic acid