[{"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)c1ccc2-c3c(C(c2c1)(C)C)cc(cc3)C(=O)[O-], nodes [Eu], topology dmd\n composition: Eu4 H48 C68 O16\n"}, {"from": "gpt", "value": " 0.763143177\n"}]