The present invention relates to a method of preparing compounds of general formula I
wherein m, n, R
1
and R
2
are defined as mentioned hereinafter, the enantiomers, the diastereomers, the mixtures and the salts thereof, particularly the physiologically acceptable salts thereof with organic or inorganic acids or bases.
本发明涉及一种制备一般式I化合物的方法,其中m、n、R1和R2的定义如下所述,其对映体、非对映体、混合物及其盐,特别是其与有机或
无机酸或碱形成的生理上可接受的盐。