5-氯水杨醛

6-氯-2H-1-苯并吡喃-3-甲腈

6-chloro-2H-chromene-3-carboxamide

6-氯-2H-苯并吡喃-3-碳酸

6-氯-2H-二苯并呋喃-3-羰酰氯