草酸 、
(2S)-(-)-3-[(2S,4R)-4-(4,5-dimethoxybenzo[b]thiophen-2-yl)-2-methylpiperidinyl]-1-(1H-indol-4-yl)oxy-2-propanol 以
乙酸乙酯 为溶剂,
以98%的产率得到(2S)-(-)-3-[(2S,4R)-4-(4,5-Dimethoxybenzo[b]thiophen-2-yl)-2-methylpiperidinyl]-1-(1H-indol-4-yl)oxy-2-propanol oxalate