Showing structure for (1r,5s,6r,7r,10r,20r,21r)-20-(acetyloxy)-18-hydroxy-5,7,10,15-tetramethyl-7-(3-methylbutan-2-yl)-21-{[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-17-oxapentacyclo[13.3.3.0¹,¹⁴.0²,¹¹.0⁵,¹⁰]henicos-2-ene-6-carboxylic acid