[{"from": "human", "value": "Tell me the gravimetric heat capacity at 300 K of given MOF with MOF structural features and topology and composition. ->  MOF structural features and topology: linker C(Cn1nncn1)Cn1nncn1, nodes [Fe], topology pcu,\n composition: Fe2 H48 C30 N48\n"}, {"from": "gpt", "value": " 0.987516358\n"}]