Showing structure for (1r,2r,5s,8r,9r,10r,13r,14r,15r,16r,18r)-16-hydroxy-15-({[(2e)-3-(4-hydroxyphenyl)prop-2-enoyl]oxy}methyl)-1,2,14,17,17-pentamethyl-8-(prop-1-en-2-yl)pentacyclo[11.7.0.0²,¹⁰.0⁵,⁹.0¹⁴,¹⁸]icosane-5-carboxylic acid