This is a clear, slightly yellowish liquid, having an unpleasant and penetrating odor (sour, putrid and evoking fish).
Vitamin B6
wherefrom derives
Pyridoxal phosphate, which is an essential coenzyme in a significant number of reactions of amino acids (transaminations, decarboxylations and racemizations)
(S)-3-(1-methyl-pyrrolidin-2-yl)pyridine
Alkaloid present in the leaves of Nicotiana tabacum
Stimulating, relaxing and very addictive drug, especially in conjunction with other substances present in cigarette smoke. Facilitates the development of cancers. Formerly used as a pesticide.
Pyridin-3-carboxamid
essential constituent of both coenzymes of tissue dehydrogenations $NAD^+$ (Nicotinamide adenine dinucleotide) and $NADP^+ $ (Nicotinamide adenine dinucleotide phosphate) These substances are capable of fixing hydrogen reversibly.
"Coramine"
Cardiovascular stimulant, it is on the list of substances banned by the Doping Code
"Rimifon"
Antibiotic used in the treatment of tuberculosis
Mycobacterium tuberculosis
Image due to → Muhsin Özel, Gudrun Holland / RKI
These are structural elements of DNA that carry the genetic code
In DNA, adenine and guanine are attached to deoxyribose:
Thus, for example adenidine and guanidine are structural elements of DNA. These structural elements are linked by phosphate groups to form DNA chains:
Portion of DNA (Reading from 5 ' to 3' ): Adenine - Guanine