[{"from": "human", "value": "What is PDI of given SMILES at normal measurement conditions.? ->  CC1=CC2=C(C(OCCCCCCCC)=C(C=C(C3=C4C(C=C(C(N(CC(CC)CCCC)C5=O)=O)C5=C4)=C(C)S3)S6)C6=C2OCCCCCCCC)S1\n"}, {"from": "gpt", "value": " 4.2\n"}]