(R/S)-(2-Cyclohexyl-2-hydroxy-2-phenyl-acetoxy)-1-methyl-1-(pyrazin-2-yl-carbamoylmethyl)-pyrrolidinium bromide 、 (1R/S,3R)-3-hydroxy-1-methyl-1-(pyrazin-2-yl-carbamoylmethyl)-pyrrolidinium bromide 、
(1R/S,3R)-3-hydroxy-1-(isoxazol-3-ylcarbamoylmethyl)-1-methyl-pyrrolidinium bromide 生成 (R/S)-(2-Cyclohexyl-2-hydroxy-2-phenyl-acetoxy)-1-(isoxazol-3-ylcarbamoyl-methyl)-1-methyl-pyrrolidinium bromide