[{"from": "human", "value": "Describe this molecule. [N].[N].[O].[O][S][=Branch1][C][=O][=Branch1][C][=O][O].[O][S][=Branch1][C][=O][=Branch1][C][=O][O].[Ca]"}, {"from": "gpt", "value": "The molecule is a mineral with formula of (N3-H4)2Ca(S6+O4)2\u00b7H2O or (NH4)2Ca(SO4)2\u00b7H2O. The corresponding IMA (International Mineralogical Association) number is  . The IMA symbol is Kkt."}]