1,1,1-trichloro-2-(2-fluoro-phenyl)-2-(4-fluoro-phenyl)-ethane

3-[(N-ethylanilino)methyl]benzenesulfonamide

2-oxo-1H-quinoline-6-sulfonyl chloride

3,5-bis(chlorosulfonyl)-2-hydroxybenzoic acid

2-氯-5-(2-氧代丙基)苯磺酰氯