2,3-二氢-4-糠酸甲酯

methyl 3-methyl-5-nitroimidazole-4-carboxylate

4-(羟基甲基)-3-硝基苯甲酸甲酯

4-ethyl-6-methoxy-2-methylpyrimidine

2-(methoxymethyl)-4-methyl-6-phenylpyrimidine