[{"from": "human", "value": "Describe this molecule. [C][C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C][C][C][C][C][C][C][C][=Branch1][C][=O][N][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O]"}, {"from": "gpt", "value": "The molecule is an N-acyl-(2S)-hydroxyglycinate that is the conjugate base of N-(9Z,12Z,15Z)-octadeca-9,12,15-trienoyl-(2S)-hydroxyglycine, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a N-(9Z,12Z,15Z)-octadeca-9,12,15-trienoyl-(2S)-hydroxyglycine."}]