SMILES: C1=C[C@@H]([C@@H]([C@H]1[NH2+]CC2=CNC3=C2C(=O)NC(=N3)N)O)O
Description: The molecule is an organic cation that is the conjugate acid of queuine, obtained by protonation of the secondary amino group; major species at pH 7.3. It is an ammonium ion derivative and an organic cation. It is a conjugate acid of a queuine.