(R)-2-羟基-4-苯基丁酸乙酯

(S)-4-苯基-2-羟基丁酸乙酯

(2S)-(E)-2-Hydroxy-4-phenylbut-3-enoic acid ethyl ester

(2R)-(E)-2-Hydroxy-4-phenylbut-3-enoic acid ethyl ester

3-苯丙醇