Here are some Iâve found on the subject of art and art history. â 1  Art is not what you see, but what you make others seeâ -Edgar Degas. â 2 Painting is poetry that is seen rather than felt, and poetry is painting that is felt rather than seenâ â Leonardo Da Vinci.
Other forms of vitamin B 3 include the corresponding amide and nicotinamide (niacinamide), where the carboxyl group has been replaced by a carboxamide group (CONH 2), as well as more complex amides and a variety of esters.
Niacinamide, also known as nicotinamide, is a form of vitamin B3 that can provide a variety of health benefits when taken as a supplement. It can help relieve the discomforts of arthritis and asthma. People with diabetes may benefit from taking it, and it is even thought to help prevent the onset of type I diabetes.