SMILES: C1=CC(=C(C=C1O)C(=O)CC[NH3+])N
Description: The molecule is an ammonium ion that is the conjugate base of 5-hydroxykynurenamine, arising from selective protonation of the primary alkylamino function; major species at pH 7.3. It is a conjugate acid of a 5-hydroxykynurenamine.