[{"from": "human", "value": "Could you provide a description of this molecule? [SH3+1].[SH3+1].[SH3+1].[SH3+1].[Fe].[Fe].[Fe].[Fe]"}, {"from": "gpt", "value": "The molecule is an Fe4S4 iron-sulfur cluster in which each sulfur is attached to three of the iron atoms. It has a role as a cofactor."}]