[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C@H1][Branch2][Ring1][#Branch2][N][=C][Branch1][Ring2][S][Ring1][Branch1][C][=N][C][=C][Branch1][Ring2][S][Ring1][Branch1][C][=C][Branch1][Branch1][C][=C][Ring1][#Branch1][O][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a monocarboxylic acid anion that is the conjugate base of ent-Photinus luciferin, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of an ent-Photinus luciferin. It is an enantiomer of a Photinus luciferin(1-)."}]