2-丙炔-1-基1H-咪唑-1-羧酸酯

(9ci)-1H-咪唑-1-羧酸-2-丙烯酯

5-(2-硝基苯基)-1,3,4-噁二唑-2(3H)-酮

4,4-diethyl-1H-3,1-benzoxazin-2-one

5-溴-[1,2,4]噻唑并[4,3-a]吡啶-3(2H)-酮