9-(tert-butyl-dimethyl-silanyloxy)-8,13,14,17,20,22-hexamethoxy-4,10,12,16-tetramethyl-2-aza-bicyclo[16.3.1]docosa-1(21),4,6,10,18(22),19-hexaen-3-one

3-bromo-2,5-dimethoxyaniline