2-Oxiranepropanoic acid, methyl ester, (2S)-

S-2-羟基戊二酸

(S)-(+)-二氢-5-(对甲苯基磺酰氧基甲基)-2(3H)-呋喃酮

(R)-(-)-γ-三苯甲基甲氧基-γ-丁内酯

Ethyl (S)-(-)-4,5-epoxypentanoate