Showing structure for (2r,4s,5s,6s,9s,12r)-2-hydroxy-5-isopropyl-4-methoxy-6,9-dimethyl-3-oxo-15-oxatetracyclo[7.6.1.0²,⁶.0¹³,¹⁶]hexadeca-1(16),13-dien-12-yl acetate