methyl 4-(5,7,7,10,10-pentamethyl-2-(methylthio)-7,8,9,10-tetrahydro-5H-benzo[b]naphtho[2,3-e][1,4]diazepin-12-yl)benzoate 在
sodium hydroxide 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
生成
4-(5,7,7,10,10-Pentamethyl-2-methylsulfanyl-8,9-dihydronaphtho[2,3-b][1,5]benzodiazepin-12-yl)benzoic acid