17-ethyl-1,4,7,10,13-pentaoxa-17-azacycloicosane-15,19-diol

5-溴-n-乙基噻吩-2-羧酰胺

ethyl 2-[(2-ethoxy-2-oxoethyl)-ethylamino]acetate

N-乙基偶氮-4-硝基苯胺

N-乙基-3,4-二氢-2H-1,4-苯并恶嗪-2-甲酰胺盐酸盐