Showing structure for 3-hydroxy-15-[5-hydroxy-6-(2-hydroxypropan-2-yl)oxan-3-yl]-2,6,6,10-tetramethylpentacyclo[12.3.1.0¹,¹⁴.0²,¹¹.0⁵,¹⁰]octadecan-7-yl 3-methylbut-2-enoate