[4-(5-Ethyl-3-methylpyridin-2-yl)piperazin-1-yl](6-fluoro-5-methylpyridin-3-yl)methanone 、
(R)-4-甲基-2-噁唑烷酮 以the title compound (173 mg) was obtained的产率得到(R)-3-{5-[4-(5-ethyl-3-methylpyridin-2-yl)piperazine-1-carbonyl]-3-methylpyridin-2-yl}-4-methyloxazolidin-2-one