ethyl 4-(5-((2-ethylpyridin-3-yl)oxy)-6-(3-methylureido)pyridin-3-yl)butanoate

1-(3-((2-ethylpyridin-3-yl)oxy)-5-((tetrahydro-2H-pyran-4-yl)methyl)pyridin-2-yl)-3-methylurea

1-(5-bromo-3-((2-ethylpyridin-3-yl)oxy)pyridin-2-yl)-3-methylurea