methyl 4-[(1-aminopentylideneamino)methyl]benzoate

2-丁基-4-氯-5-(羟甲基)咪唑

2-正丁基-4-氯-5-甲酰基咪唑

4-[(2-丁基-5-甲酰基-1H-咪唑-1-基)甲基]苯甲酸甲酯

2-丁基-5-氯-1H-咪唑