Gibberellin A4

赤霉素 A4

4-Iodothioanisole

4-碘茴香硫醚

4-chloro-5-iodopyrimidine

4-氯-5-碘嘧啶

4-Aminonicotinic Acid Methyl Ester

4-氨基烟酸甲酯

(S)-(+)-2-(Methoxymethyl)pyrrolidine

(S)-(+)-2-(甲氧基甲基)吡咯烷

4-(Trifluoromethyl)mandelic acid

4-三氟甲基扁桃酸

Diethyl 2,2-Diethoxyethylphosphonate

2,2-二乙氧基乙基膦酸二乙酯

4-溴-8-羟基喹啉, 4-bromoquinolin-8-ol

3,5-Bis(trifluoromethyl)phenylacetonitrile

3,5-双(三氟甲基)苯乙腈

5-甲基胞嘧啶盐酸盐, 5-Methylcytosine Hydrochloride