Showing structure for (1s,2s,5s,11s,14r,15r,18r,20s)-20-hydroxy-8,8,14,15,19,19-hexamethyl-21-oxahexacyclo[18.2.2.0¹,¹⁸.0²,¹⁵.0⁵,¹⁴.0⁶,¹¹]tetracos-6-ene-11-carboxylic acid