异氰酸甲酯

4-重氮基-4H-咪唑-5-甲酰胺

5-amino-1-(N-methylcarbamoyl)imidazole-4-carboxamide

3-(hydroxymethyl)-4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetrazine-8-carboxamide

甲基碘