5-methoxy-2-phenylthiochromen-4-one

2-(4-羟基苯基)苯并[b]噻吩-6-醇

6-甲氧基-2-(4-甲氧苯基)苯并[b]噻吩

1-(4-甲氧基苯基)-2-(3-甲氧基苯硫基)乙酮

3-甲氧基苯磺酰氯