[{"from": "human", "value": "Given MOF with MOF structural features and topology and composition, write its gravimetric heat capacity at 300 K. ->  MOF structural features and topology: linker [O-]C(=O)CN(c1cc(cc(c1)C(=O)[O-])C(=O)[O-])CC(=O)[O-], n1ccc(cc1)c1ccncc1, nodes [Ni], [Ni][OH2][Ni], topology rna\n composition: Ni8 H40 C58 N6 O34\n"}, {"from": "gpt", "value": " 0.832210439\n"}]