Showing structure for (1s,2r,3r,4r,5s,6r,8s,9r,10s,13s,14s,16r,17s)-11-ethyl-6,16-dimethoxy-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-4,8,14-triol