[{"from": "human", "value": "Write solar cell power conversion efficiency of given SMILES as a p-type polymer and PC71BM or PCBM. ->  CC(S1)=C(CC(CCCCCCCCCCCC)CCCCCCCCCC)C=C1C2=CC(C3=NSN=C34)=C(C5=NSN=C52)C=C4C6=CC(CC(CCCCCCCCCC)CCCCCCCCCCCC)=C(S6)C7=CC8=C(C9=CC=C(C=C(C)S%10)C%10=C9C=C8)S7\n"}, {"from": "gpt", "value": " 5.2\n"}]