phenanthridin-4-ol

6-(3H-1,3-benzoxazol-2-ylidene)-3-methylcyclohexa-2,4-dien-1-one

2-(2-羟基乙基氨基)苯酚

2-ethyl-3H-1,3,2-benzoxazaphosphole

2-三氟甲基-8-羟基喹啉