Pyridine series

46-Dichloronicotinic acid ethy

Furan-3-carboxylic acid

(+)-Camptothecine

25-Difluoropyridine

25-DICHLOROPYRIDINE

4-Methyl-2-hexanamine hydrochl

Nor camphor

2-Furfuraldehyde 4

(2S3S)-12-Epoxy-3-(Boc-amino)-

Menadione or Vitamin K3 ；30-

5-NITRO-6-METHYLURACIL