2-嘧啶甲酸甲酯

2-(甲基氨基)-5-硝基苯羧酸甲酯

1,4, 3,6-dianhydro-α-D-glucopyranose

(3R,5S)-methyl 3-hydroxy-5-(hydroxymethyl)tetrahydrofuran-3-carboxylate

1,6-脱水-β-D-葡萄糖