Triethyl 4-phosphonobutyrate

4-膦酰丁酸三乙酯

(S)-3-Amino-3-phenyl-1-propanol

(S)-3-氨基-3-苯基丙烷-1-醇

4,9-Dioxa-1,12-dodecanediamine

4,9-二氧杂-1,12-十二烷二胺

4-Carboxy tolbutamide

4-羧基甲苯磺丁脲

5-Hydroxy-7-azaindole

5-羟基-7-氮杂吲哚

4-Methoxy-3,5-dimethylbenzoic Acid

4-甲氧基-3,5-二甲基苯甲酸

4-Aminoantipyrine

4-氨基安替吡啉

Patulin

棒曲霉素

4-Chlorobenzylideneacetone

4-氯苯亚甲基丙酮

4,6-Dimethylpyrimidine

4,6-二甲基嘧啶