[{"from": "human", "value": "Given SMILES, write its PDI at normal measurement conditions.. ->  CC(S1)=CC2=C1C3=C(C(N2CC(CC)CCCC)=O)C=C(C(C(N4CC(CCCC)CC)=O)=C3)C5=C4C=C(S5)C6=CC7=C(C(SC(C)=C8)=C8[Si]7(CC(CCCC)CC)CC(CCCC)CC)S6\n"}, {"from": "gpt", "value": " 1.74\n"}]