[(8-chloro-4H-benzo[1,3]dioxin-6-ylamino)-methylene]-malonic acid diethyl ester

5,10-dichloro-1H-[1,3]dioxino[5,4-f]quinoline-9-carboxylic acid ethyl ester

5-chloro-10-piperidin-1-yl-1H-[1,3]dioxino[5,4-f]quinoline-9-carboxylic acid ethyl ester

10-chloro-1H-[1,3]dioxino[5,4-f]quinoline-9-carboxylic acid ethyl ester

(4H-benzo[1,3]dioxin-6-ylaminomethylene)-malonic acid diethyl ester