6-(cyclopropylmethoxy)-5-(3,3-difluoroazetidin-1-yl)pyridine-2-carboxylic acid 、
3-三氟甲基-3-吖啶醇盐酸盐 以to obtain the title compound (32 mg, 56%) as off-white solid, MS (EI)的产率得到[6-(cyclopropylmethoxy)-5-(3,3-difluoroazetidin-1-yl)pyridin-2-yl]-[3-hydroxy-3-(trifluoromethyl)azetidin-1-yl]methanone