(S)-1,1'-dimethyl-1,2,3,4,5,6-hexahydro-[2,3']bipyridylium; iodide hydriodide 、 alkaline earth salt of/the/ methylsulfuric acid 、 alkaline earth salt of/the/ methylsulfuric acid 生成 (
S)-1,1'-dimethyl-1,2,3,4,5,6-hexahydro-1'
H-[2,3']bipyridyl-6'-one