4-(2-ethoxy-4,5,5-trimethyl-1,3-dioxolan-4-yl)-2-methylbut-3-yn-2-ol

methyl N-(dicyanomethyl)methanimidate

2,2-dimethyl-5-(methylaminomethylidene)-1,3-dioxane-4,6-dione

1-propyltetrazole

3-(3-imidazol-1-ylpropyl)quinazolin-4-one