2-(((4-((2-Methoxy-1,3-dioxan-5-yl)methoxy)-3-methylpyridin-2-yl)methyl)sulfinyl)-1h-benzimidazole sodium salt 、
2-(6-methyl-5,7-dioxaspiro[2.5]oct-6-yl)ethanol 以obtained in the step (35a)的产率得到2-(((3-Methyl-4-(2-(6-methyl-5,7-dioxaspiro[2.5]oct-6-yl)ethoxy)pyridin-2-yl)methyl)sulfinyl)-1h-benzimidazole sodium salt