Biphenyl-2-yl-carbamic acid 1-(9-methylamino-nonyl)-piperidin-4-yl ester 、
hydron;2,4,5,6-tetrafluorobenzene-1,3-diamine;dichloride 、
3-羟基苯乙酸 在
biphenyl-2-yl-carbamic acid 1-(9-{[2-(3-hydroxy-phenyl)-acetyl]-methyl-amino}-nonyl)-piperidin-4-yl ester 、
二氯甲烷 、
甲醇 作用下,
以methanol:0.88 ammonia (100:0:0 to 90:10:1, by volume) to afford the title compound as a colourless oil的产率得到氨