1,1-diphenylprop-2-ynyl N-ethylcarbamate

S-phenyl N-ethylcarbamothioate

N-(乙基氨基甲酰)-4-甲基苯磺酰胺

1-萘基乙基氨基甲酸酯

diethyl 2-(ethylcarbamoylamino)propanedioate