(R)-5-(2-(4-aminopiperidin-1-yl)-1-hydroxyethyl)-4-methylisobenzofuran-1(3H)-one hydrochloride 、
5-(1H-tetrazol-1-yl)pyrazine-2-carboxylic acid 生成 (R)-N-(1-(2-Hydroxy-2-(4-methyl-1-oxo-1,3-dihydroisobenzofuran-5-yl)ethyl)piperidin-4-yl)-5-(1H-tetrazol-1-yl)pyrazine-2-carboxamide