Showing structure for (1s,3r,6s,7s,8s,11s,12s,15r,16r)-15-[(2r,5r)-5-ethyl-6-methylhept-6-en-2-yl]-7,12,16-trimethylpentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-yl (9z,12z)-octadeca-9,12-dienoate