3,4-二甲基色烯-2-酮

1,2,4,5-tetrafluoro-3-phenoxy-6-(trifluoromethyl)benzene

2,3-dihydro-1,4-benzodioxine-5,8-dione

4-(乙酰氨基)苯磺酸苯酯

phenyl 2-chloro-5-nitrobenzenesulfonate