[{"from": "human", "value": "Given SMILES, write its PDI at room temperature and atmospheric pressure. ->  CC1=CC=C(C2=CC=C(C3=CC=C(C4=CC(C(C=C(C)S5)=C5C6=NC(C(N(CC(CCCCCCCC)CCCCCCCCCC)C7=O)=O)=C7N=C68)=C8S4)S3)C9=NSN=C92)S1\n"}, {"from": "gpt", "value": " 2.9\n"}]