Showing structure for (1e,3s,4r,6s,9r,11s,12s,14s)-3,12-bis(acetyloxy)-9,14-dihydroxy-7,11,16,16-tetramethyl-10-oxotricyclo[9.3.1.1⁴,⁸]hexadeca-1,7-dien-6-yl (2e)-3-phenylprop-2-enoate