N1I1A1C3I1N1
8 points
NIACIN is validvalid
a B vitamin [n NIACINS]
a nicotinic acid, a vitamin, a deficiency of which causes the disease pellagra [n -S]
a B vitamin [n NIACINS]
a nicotinic acid, a vitamin, a deficiency of which causes the disease pellagra [n -S]