Showing structure for (2z,6r)-6-[(1s,3r,6s,8r,11s,12s,15r,16r)-6-hydroxy-7,7,12,16-tetramethylpentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-15-yl]-2-methylhept-2-enoic acid