[{"from": "human", "value": "What is the gravimetric heat capacity at 300 K for MOF with MOF structural features and topology and composition? ->  MOF structural features and topology: linker [O-]C(=O)c1cc(C(=O)Nn2cnnc2)c(cc1C(=O)Nn1cnnc1)C(=O)[O-], nodes [Zn], topology hcb\n composition: Zn4 H32 C56 N32 O24\n"}, {"from": "gpt", "value": " 0.875557816\n"}]