dodecahydro-7,14-methano-dipyrido[1,2-a',2'-e][1,5]diazocine-6,13-dione

羽扇豆鹼

2-吡啶乙酸乙酯

鹰爪豆碱

ethyl {(2S)-1-[(1R)-1-phenylethyl]piperidin-2-yl}acetate