🧪🪛💍

#pyridine #chemistry solvent #laboratory chemical #nitrogen compound #basic solvent #organic reagent #heterocycle

💍🇳

#pyridine #nitrogen ring #heterocyclic compound #organic molecule #ring structure #n-heterocycle

⌬N

#pyridine #C5H5N #aromatic heterocycle #organic chemistry #nitrogen heterocycle #chemical structure #benzene analog