<unk>  is a tart-tasting organic dicarboxylic acid that plays a role in many sour or tart foods. The salts and esters of<unk>  are known as malates. Malate anion is an intermediate in the citric acid cycle along with fumarate.  It can also be formed from pyruvate as one of the anaplerotic reactions.
Malic acid
Stearic acid
Malate
Cyanic acid
Meglutol
Tartaric acid
Acetaldehyde
Choline