Showing structure for (16e,18e)-11-chloro-15,21,23-trihydroxy-12,20-dimethoxy-2,5,9,16-tetramethyl-8-oxo-4,24-dioxa-9,22-diazatetracyclo[19.3.1.1¹⁰,¹⁴.0³,⁵]hexacosa-10,12,14(26),16,18,22-hexaen-6-yl 2-(n,2-dimethylpropanamido)propanoate