Showing structure for 14-ethyl-2-hydroxy-4,6,19-trimethoxy-16-methyl-9,11-dioxa-14-azaheptacyclo[10.7.2.1²,⁵.0¹,¹³.0³,⁸.0⁸,¹².0¹⁶,²⁰]docosan-21-one