Showing structure for (1s,2r,4s,5s,9s,10s,12s,15r,16r)-5-formyl-2,12,16-trihydroxy-5,9-dimethyl-14-methylidenetetracyclo[11.2.1.0¹,¹⁰.0⁴,⁹]hexadecan-15-yl acetate