2-羟基二苯并呋喃

苯基对苯二酚二乙酯

2-苯基氢醌

(4aS,7aR)-1,3,5,7,7a-pentaphenyl-7,7a-dihydropyrazolo[4,3-f]indazole-4,8(1H,4aH)-dione

3-(4-Chloro-phenyl)-1,6-diphenyl-1H-indazole-4,7-dione