发明名称 |
METHOD OF OBTAINING (1S,2S)-1-(4-HYDROXYPHENYL)-2(4-PHENYLPIPERIDIN-1-YL)-1-PROPANOL METHANESULPHONATE TRIHYDRATE, METHOD OF OBTAINING NOVEL (1S,2S)-1-(4-HYDROXYPHENYL)-2(-4-HYDROXY-4-PHENYLPIPERIDIN-1-YL)-1-D-(-)-TARTRATE AND NOVEL (1S,2S)-1-(4-HYDROXYPHENYL)-2-(4-HYDROXYPHENYL)-2(4-HYDROXY-4-PHENYLPIPERIDIN-1-YL)-1-PROPANOL D-(-)-TARTRATE AS SUCH |