(2-hydroxyacetyl) 2-hydroxyacetate

2-羟基-1-(1-哌啶基)乙酮

2-(羟基甲基)-1H-苯并咪唑-4-羧酸

(9ci)-5-氯-1-甲基-1H-苯并咪唑-2-甲醇

1,3-dioxolan-4-one