allyl (2S)-4-((1S,8'R)-4-chloro-8'-fluoro-2'-(methylsulfinyl)-2,3,5',8'-tetrahydro-6'H-spiro[indene-1,7'-quinazolin]-4'-yl)-2-(cyanomethyl)piperazine-1-carboxylate 、
(2S,4R)-4-(tert-butoxy)-1-methylpyrrolidine-2-carboxylic acid 在
potassium 2-methylbutan-2-olate 作用下,
以
甲苯 为溶剂,
生成