Showing structure for (1r,5s,8r,9s,13r,17s,18r,22s,25r,26s,30r,34s)-9,26-bis(carboxymethyl)-13,17,30,34-tetramethyl-4,21-dimethylidene-10,27-dioxo-7,11,24,28-tetraoxapentacyclo[28.4.0.0⁵,³⁴.0¹³,¹⁸.0¹⁷,²²]tetratriacontane-8,25-dicarboxylic acid