(2S,3S)-1-tert-butoxycarbonyl-3-[[6-methoxy-1-(2,2,2-trifluoroethyl)-2-oxo-1,2,3,4-tetrahydroquinolin-7-yl]methyl]amino-2-phenylpiperidine 、 (2S,3S)-3-(6-Isopropoxy-1-methyl-2-oxo-1,2,3,4-tetrahydro-quinolin-7-yl)methyl amino-2-phenylpiperidine dihydrochloride 生成 (2S,3S)-3-[[6-Methoxy-1-(2,2,2-trifluoroethyl)-2-oxo-1,2,3,4-tetrahydroquinolin-7-yl]methyl]amino-2-phenylpiperidine Dihydrochloride