The molecule is an ammonium salt resulting from the formal reaction of the carboxy group of (S)-imazapic with 1 mol eq. of ammonia. It contains a (S)-imazapic(1-). It is an enantiomer of a (R)-imazapic-ammonium.
azanium;5-methyl-2-[(4S)-4-methyl-5-oxo-4-propan-2-yl-1H-imidazol-2-yl]pyridine-3-carboxylate