(2S,3S,4R)-1-tert-butyl 2-methyl 4-((3-(1,1-difluorobut-3-en-1-yl)-7-ethoxyquinoxalin-2-yl)oxy)-3-ethylpyrrolidine-1,2-dicarboxylate

2-Fluoro-5-(trifluoromethyl)aniline

1,1-Difluoro-1-(4-methylbenzenesulfonate)methanol

5'-Fluoro-2'-hydroxyacetophenone

Ethyl 3-fluoro-4-iodophenylacetate

1-Boc-4-methylenepiperidine