[{"from": "human", "value": "Please give me some details about this molecule. [C][=C][Branch1][=Branch1][N][C][=N][Ring1][Branch1][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N-1][C][=Branch1][C][=O][C][C][N].[Zn]"}, {"from": "gpt", "value": "The molecule is a chelated form of zinc and L-carnosine. It is a zinc-related medicine approved for the first time in Japan, which has been clinically used to treat gastric ulcers.  It was determined that polaprezinc may be effective in pressure ulcer treatment. A study in 2013 showed that CO-administration of polaprezinc may be effective against small intestine mucosal injury associated with long-term aspirin therapy."}]