Showing structure for (1r,3s,6r,7r,8s,11r,12s,15r,16s,19r,21r,23s)-1,8,19,23-tetrahydroxy-3,7,11,16,20,20-hexamethylpentacyclo[13.8.0.0³,¹².0⁶,¹¹.0¹⁶,²¹]tricosane-7-carboxylic acid