carboxamides
class of chemical compounds: amides of carboxylic acids
lactam
class of chemical compounds
niacinamide
chemical compound: amide form of vitamin B3
polyamide
macromolecule with repeating units linked by amide bonds
peptide
natural biological or artificially manufactured short chains of amino acid monomers linked by peptide (amide) bonds
DL-asparagine
group of stereoisomers