[{"from": "human", "value": "Please give me some details about this molecule. [C][C][Branch1][C][C][C][=Branch1][C][=O][C][=C][Branch2][Ring2][Branch2][C][=Branch2][Ring1][=N][=C][Branch2][Ring1][Branch2][C][Branch1][Branch1][C][Ring1][=Branch1][=O][Branch1][Branch2][C][C][=C][Branch1][C][C][C][C][C][=C][Branch1][C][C][C][O][C][C][=C][Branch1][C][C][C][O-1]"}, {"from": "gpt", "value": "The molecule is a beta-bitter acid(1-) that is the conjugate base of colupulone, obtained by deprotonation of one of the enolic hydroxy groups. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.). It is a conjugate base of a colupulone."}]