[{"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? ->  CC(S1)=CC=C1C2=C(F)C=C(C(S3)=CC=C3C(S4)=CC(C4=C5C6=CC=C(CCCCCCCCCCCC)S6)=C(C7=CC=C(CCCCCCCCCCCC)S7)C8=C5C=C(C)S8)C9=C2N=C(C%10=CC=CC=C%10)C(C%11=CC=CC=C%11)=N9\n"}, {"from": "gpt", "value": " 3.1\n"}]