[{"from": "human", "value": "Provide a description of this molecule. [C][Branch1][Branch2][C][C][C][=Branch1][C][=O][O][C][/C][=C][\\C][/C][=C][\\C][=C][\\C][=C][\\C@H1][Branch1][=N][C@H1][Branch1][=Branch2][C][C][C][C][=Branch1][C][=O][O][O][S][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is a leukotriene that is leukotriene E4 in which the terminal methyl grop has been oxidised to the corresponding carboxylic acid. It is a L-cysteine thioether, a leukotriene, a non-proteinogenic L-alpha-amino acid, a secondary alcohol and a tricarboxylic acid. It is functionally related to a leukotriene E4. It is a conjugate acid of a 20-carboxyleukotriene E4(2-)."}]