[{"from": "human", "value": "Write PDI of given SMILES at room temperature and atmospheric pressure. ->  CC1=CC2=C(C(C3=CC=C(SCC(CCCCCC)CCCCCCCC)C=C3)=C(C=C(C4=C5C(C(F)=C(C(OCC(CC)CCCC)=O)S5)=C(C)S4)S6)C6=C2C7=CC=C(SCC(CCCCCC)CCCCCCCC)C=C7)S1\n"}, {"from": "gpt", "value": " 2.48\n"}]