[{"from": "human", "value": "Provide a description of this molecule. [C][C][=C][N][=C][Branch1][#Branch2][C][=Branch1][=Branch1][=C][Ring1][=Branch1][O][C][C][C][S@][=Branch1][C][=O][C][=N][C][=C][Branch1][Ring2][N-1][Ring1][Branch1][C][=C][C][=Branch1][Ring2][=C][Ring1][#Branch1][O][C].[C][C][=C][N][=C][Branch1][#Branch2][C][=Branch1][=Branch1][=C][Ring1][=Branch1][O][C][C][C][S@][=Branch1][C][=O][C][=N][C][=C][Branch1][Ring2][N-1][Ring1][Branch1][C][=C][C][=Branch1][Ring2][=C][Ring1][#Branch1][O][C].[Mg+2]"}, {"from": "gpt", "value": "The molecule is a magnesium salt resulting from the formal reaction of magnesium hydroxide with 2 mol eq. of esomeprazole. An inhibitor of gastric acid secretion, it is used for the treatment of gastro-oesophageal reflux disease, dyspepsia, peptic ulcer disease, and Zollinger-Ellison syndrome. It has a role as an EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) inhibitor and an anti-ulcer drug. It contains an esomeprazole(1-)."}]