丙酮 propiophenone
氯二氟 chlorodifluoroacetic acid
4-叔丁基 4-tert-butyltoluene
对氨基胂酸 p-arsanilic acid
3-硝基磺酸 3-nitrobenzenesulfonic acid
3-硝基三氟 3-nitrobenzotrifluoride
2,5-二磺酸胺 aniline-2,5-disulfonic acid
邻氨基甲醚-4-磺酸 o-anisidine-5-sulfonic acid
三氯 trichloroacetic acid
三氯乙酰氯 trichloroacetyl chloride