7-[(3-氧代-2-丁烷基)氧基]-2,3-二氢环戊烯并[c]苯并吡喃-4(1H)-酮

3-[(3-氧代-2-丁烷基)氧基]-6H-苯并[c]苯并吡喃-6-酮

6-甲基-7-[(3-氧代-2-丁烷基)氧基]-2,3-二氢环戊烯并[c]苯并吡喃-4(1H)-酮

2-(4,5-dimethyl-2-sulfanylidene-1,3-thiazol-3-yl)acetic acid

4-甲基-3-[(3-氧代-2-丁烷基)氧基]-6H-苯并[c]苯并吡喃-6-酮