[{"from": "human", "value": "Write PDI of given SMILES at room temperature and atmospheric pressure. ->  CC1=CC(/C=C/C2=CC=C(/C=C(C(OCCCCCCCC)=O)/C#N)S2)=C(C3=CC=C(C(C=CC(C)=C4)=C4C5(CCCCCCCC)CCCCCCCC)C5=C3)S1\n"}, {"from": "gpt", "value": " 3.48\n"}]