Pralle, 2,5-dioxo-3-prop-2-ynylimidazolidin-1-ylmethyl (1R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate, 2,5-dioxo-3-prop-2-ynylimidazolidin-1-ylmethyl (1R,3RS)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate, [2,5-dioxo-3-(prop-2-yn-1-yl)imidazolidin-1-yl]methyl (1R,3RS)-2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropane-1-carboxylate, Pralle T, [2,5-dioxo-3-(2-propyn-1-yl)-1-imidazolidinyl]methyl (1R)-2,2-dimethyl-3-(2-methyl-1-propen-1-yl)cyclopropanecarboxylate, (2,5-dioxo-3-prop-2-ynylimidazolidin-1-yl)methyl 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate, Imiprothrin