3-氧代-1,3-二氢异苯并呋喃-1-膦酸二甲酯

2-氟-5-[(3-氧代-1(3H)-异苯并呋喃亚基)甲基]苯腈

5-[(3,4-二氢-4-氧代-1-酞嗪基)甲基]-2-氟苯甲腈