[{"from": "human", "value": "What is solar cell PDI of given SMILES as a p-type polymer and PC71BM or PCBM? ->  CC1=CC(C(CCCCCCCC)CCCCCC)=C(C2=NC(SC(C3=C(C(CCCCCCCC)CCCCCC)C=C(C)S3)=N4)=C4S2)S1\n"}, {"from": "gpt", "value": " 0.8\n"}]