Showing structure for (1r,2s,4r,5r,7r,8r,9r,10r,13r,16s,17r)-11-ethyl-13-methyl-6-methylidene-11-azahexacyclo[7.7.2.1⁵,⁸.0¹,¹⁰.0²,⁸.0¹³,¹⁷]nonadecane-4,7,16-triol