(R)-5-(2-(3-(aminomethyl)azetidin-1-yl)-1-hydroxyethyl)-4-methylisobenzofuran-1(3H)-one hydrochloride 、
(4-氰基苯基)甲烷磺酰氯 生成 (R)-1-(4-cyanophenyl)-N-((1-(2-hydroxy-2-(4-methyl-1-oxo-1,3-dihydroisobenzofuran-5-yl)ethyl)azetidin-3-yl)methyl)methanesulfonamide