3',6'-dihydroxyspiro[oxolane-5,9'-xanthene]-2-one

2,6-二氯-3-(氯甲基)-5-硝基吡啶

2-溴-2-乙基丁酰胺

3-ethoxycyclohexene

2,3-二氢-2-甲基-6-硝基-1H-吲哚