[{"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)[O-], nodes [Cd][OH2][K][OH2][Cd], [K], [Ru][Ru], topology \n composition: K2 Cd2 H4 Ru4 C8 O26\n"}, {"from": "gpt", "value": " 0.564751976\n"}]