[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is an inorganic salt used as an antacid. It is a basic compound that acts by neutralizing hydrochloric acid in gastric secretions. Subsequent increases in pH may inhibit the action of pepsin. An increase in bicarbonate ions and prostaglandins may also confer cytoprotective effects."}, {"from": "gpt", "value": "[OH1-1].[OH1-1].[OH1-1].[Al+3]"}]