tert-butyl 4-(4-(4-chloro-2-(4-(3,3,3-trifluoropropyl)piperazin-1-yl)phenylcarbamoyl)-2,3-difluorobenzylcarbamoyl)piperidine-1-carboxylate

(R)-tert-butyl 3-(4-(4-chloro-2-(4-(3,3,3-trifluoropropyl)piperazin-1-yl)phenylcarbamoyl)-2,3-difluorobenzylcarbamoyl)thiomorpholine-4-carboxylate

ethyl 4-(bromomethyl)-2,3-difluorobenzoate

ethyl 4-(aminomethyl)-2,3-difluorobenzoate

4-((tert-butoxycarbonylamino)methyl)-2,3-difluorobenzoic acid