[{"from": "human", "value": "What is solar cell average value of power conversion efficiency of given SMILES as a p-type polymer and PC71BM or PCBM? ->  CC(S1)=C2C(C(N(CCCCCCCC)C2=O)=O)=C1C3=CC(C(C4=CC=C(OCCCCCCCC)C=C4)(C5=CC=C(OCCCCCCCC)C=C5)C6=C7SC8=C6SC9=C8C(C%10=CC=C(OCCCCCCCC)C=C%10)(C%11=CC=C(OCCCCCCCC)C=C%11)C%12=C9SC(C)=C%12)=C7S3\n"}, {"from": "gpt", "value": " 2.59\n"}]