Perfluoroheptanesulfonic acid

1-Ethyl-2-fluoro-4-methoxy-5-nitrobenzene

5-Fluoro-2-mercaptobenzoic acid

methyl (E)-7-((1R,2R,3R,5S)-5-acetoxy-2-((E)-4,4-difluoro-3-oxooct-1-en-1-yl)-3-((tetrahydro-2H-pyran-2-yl)oxy)cyclopentyl)hept-2-enoate

4-Chloro-3-ethoxypyridine

5'-Bromo-2'-fluoroacetophenone