[{"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)c1nccnc1C(=O)[O-], n1cc2ccc3c4c2c(c1)ccc4cnc3, nodes [Cu], topology pcu,\n composition: Cu4 H24 C52 N12 O16\n"}, {"from": "gpt", "value": " 0.829734793\n"}]