[{"from": "human", "value": "Describe this molecule. [C][C][C@@H1][C@@H1][Branch1][Ring2][O][Ring1][Ring1][C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C][/C][=C][\\C][C][C][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a 17,18-EETeTr(1-) in which the epoxy group has (17S,18R)-configuration. It is a 17,18-EETeTr(1-) and an EpETE(1-). It is a conjugate base of a 17(S),18(R)-EETeTr."}]