Showing structure for ethyl (1s,2r,4s,9s,10s,13r,14r)-4-hydroxy-2,14-dimethyl-13-[(2r,3e)-6-methylhept-3-en-2-yl]-5-oxotetracyclo[7.7.0.0²,⁶.0¹⁰,¹⁴]hexadec-6-ene-4-carboxylate