78987-28-7

11-chloro-21-hydroxy-12,15,20-trimethoxy-2,5,9,16-tetramethyl-8,23-dioxo-4,24-dioxa-9,22-diazatetracyclo[19.3.1.1~10,14~.0~3,5~]hexacosa-10(26),11,13,16,18-pentaen-6-yl N-(2-methylpropanoyl)alaninate