2-正丁基-4-氯-5-甲酰基咪唑

2-丁基-4-羟甲基咪唑

2-n-butyl-4,5-di-(hydroxymethyl)-1H-imidazole

2-丁基-1H-咪唑-4-甲醛

5-bromo-2-butyl-1H-imidazole-4-carbaldehyde