3412-99-5
diethyl 2-[(3-chloroanilino)methylidene]propanedioate
→
16600-22-9
7-氯-4-羟基-3-喹啉羧酸乙酯
+
56881-09-5
ethyl 5-chloro-4-oxo-1H-quinoline-3-carboxylate