[{"from": "human", "value": "Describe this molecule. [C][C@H1][Branch2][Ring1][#Branch1][C@H1][C@@H1][Branch1][Ring2][O][Ring1][Ring1][/C][=C][/C@H1][C@@H1][Branch1][Ring2][O][Ring1][Ring1][C@@H1][Branch1][Ring1][C][=C][O][O]"}, {"from": "gpt", "value": "The molecule is a polyketide obtained from the fungus Alternaria brassicicola and having a highly unusual structure of an 11-carbon chain containing two epoxides and six stereogenic centres. It is an inhibitor of histone deacetylase (HDAC) both in vivo and in vitro and also exhibits anti-angiogenic activity. It has a role as an EC 3.5.1.98 (histone deacetylase) inhibitor and a fungal metabolite."}]