[{"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 NCCCCCCCN, [C]#N, nodes [Cd], [Ni], topology pcu\n composition: Cd4 Ni4 H72 C44 N24\n"}, {"from": "gpt", "value": " 0.809097569\n"}]