[{"from": "human", "value": "Write the gravimetric heat capacity at 300 K of given MOF with MOF structural features and topology and composition. ->  MOF structural features and topology: linker Oc1cccc(c1)C1=N[C](C(=N1)C(=O)[O-])C(=O)[O-], nodes [Mn], topology \n composition: Mn9 H30 C66 N12 O30\n"}, {"from": "gpt", "value": " 0.844993575\n"}]