N-[2-[[1-[4-(6-aminopyridin-2-yl)cyclohexyl]azetidin-3-yl]amino]-2-oxoethyl]-3-methyl-5-(trifluoromethyl)benzamide;N-[2-[[1-[4-[2-(dimethylamino)pyrimidin-5-yl]cyclohexyl]azetidin-3-yl]amino]-2-oxoethyl]-3-(trifluoromethyl)benzamide;N-[2-[[1-[4-(1-methyl-6-oxopyridin-3-yl)cyclohexyl]azetidin-3-yl]amino]-2-oxoethyl]-3-(trifluoromethyl)benzamide;N-[2-oxo-2-[[1-[4-(6-oxo-1H-pyridin-3-yl)cyclohexyl]azetidin-3-yl]amino]ethyl]-3-(trifluoromethyl)benzamide;N-[2-oxo-2-[[1-(4-pyrazin-2-ylcyclohexyl)azetidin-3-yl]amino]ethyl]-3-(trifluoromethyl)benzamide