孕甾-4,11-二烯-3,20-二酮

2,4,6-tris(trichloromethyl)pyridine

methyl 4,6-dimethylpyridine-2-carboxylate

4,4,4-trifluoro-1-phenylbutan-1-one

N-(2,2,2-Trifluoroethyl)pyridinium triflate