Showing structure for [13,14,15,18,19,20,35,36-octahydroxy-2,10,23,28,32-pentaoxo-5-(3,4,5-trihydroxybenzoyloxy)-3,6,9,24,27,33-hexaoxaheptacyclo[28.7.1.0⁴,²⁵.0⁷,²⁶.0¹¹,¹⁶.0¹⁷,²².0³⁴,³⁸]octatriaconta-1(37),11,13,15,17(22),18,20,35-octaen-29-ylidene]acetic acid