SMILES: C(C(=O)[O-])N(CC(=O)[O-])CC(=O)[O-]
Description: The molecule is a tricarboxylic acid trianion resulting from the deprotonation of all three hydroxy groups of nitrilotriacetic acid. It is a NTA and a tricarboxylic acid trianion. It is a conjugate base of a nitrilotriacetate(2-).