1126-09-6
4-哌啶甲酸乙酯
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685827-70-7
N-(吡啶-2-基)哌啶-4-羧酸
109-04-6
邻溴吡啶
1250595-15-3
methyl 1-(pyridin-2-yl)-piperidine-4-carboxylate
154348-19-3
ethyl 1-pyridin-2-ylpiperidine-4-carboxylate