[{"from": "human", "value": "Tell me the gravimetric heat capacity at 300 K of given MOF with MOF structural features and topology and composition. ->  MOF structural features and topology: linker [O-]C=O, [O-][C]=O, nodes [Mn], topology dia\n composition: Mn4 H12 C12 O24\n"}, {"from": "gpt", "value": " 0.883757399\n"}]