1-Cyano-1,2-dihydrocyclobutaquinolin-(4H)-one 、
甲基丙烯酸甲酯 以
xylene 为溶剂,
生成 (9S,10S)-10-Cyano-9-methyl-6-oxo-5,6,7,8,9,10-hexahydro-phenanthridine-9-carboxylic acid methyl ester 、
(9S,10S)-10-Cyano-9-methyl-6-oxo-5,6,7,8,9,10-hexahydro-phenanthridine-9-carboxylic acid methyl ester