[{"from": "human", "value": "What is solar cell maximum value of power conversion efficiency of given SMILES as a p-type polymer and PC71BM or PCBM? ->  O=C(N1CC(CCCCCCCC)CCCCCC)/C(C2=C1C=C(C)C=C2)=C3C(N(CC(CCCCCC)CCCCCCCC)C4=CC(C5=CC(C)=C(C6=CC7=C(OCC(CCCC)CC)C8=C(C=C(C9=C(C)C=C(C)S9)S8)C(OCC(CCCC)CC)=C7S6)S5)=CC=C4/3)=O\n"}, {"from": "gpt", "value": " 4.98\n"}]