Showing structure for 4,6,14-trihydroxy-7,12,16-trimethyl-15-(2,5,6-trihydroxy-5-isopropylhexan-2-yl)pentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecane-7-carboxylic acid