2-Picolinic acid 吡啶甲酸 ; 吡啶羧酸

3-Methyl-2-picolinic acid 甲基

5-FLUORO-2-PICOLINIC ACID 氟吡啶 ; 氟

6-Chloro-2-picolinic acid 氯吡啶

6-Chloro-2-picolinic acid methyl ester Solution 氯

5-Nitro-2-picolinic Acid 硝基

6-Hydroxy-2-picolinic acid 羟基

5-Chloro-2-picolinic acid 氯吡啶

4-chloro-2-picolinic acid 氯