[{"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)Cc1cc(CC(=O)[O-])cc(c1)CC(=O)[O-], nodes [Gd], topology \n composition: Gd2 H18 C24 O12\n"}, {"from": "gpt", "value": " 0.660910534\n"}]