[{"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 [N]1C=NN=C1, nodes Cl[Cd], Cl[Cd]Cl, [Cd], topology pcu\n composition: Cd6 H12 C12 N18 Cl6\n"}, {"from": "gpt", "value": " 0.512272809\n"}]