(±)-bis(Boc)-5-bromo-3-(1-(2,6-dichloro-3-fluoropheny)ethoxy)pyridin-2-amine

(±)-bis(Boc)-3-(1 -(2,6-dichloro-3- fluoropheny)ethoxy)-5-(4,4,5,5-tetramethyl-1 ,3,2-dioxaborolan-2-yl)pyridin-2-amine

(±)-3-(1-(2,6-dichloro-3-fluoropheny)ethoxy)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-amine