[{"from": "human", "value": "Write solar cell power conversion efficiency of given SMILES as a p-type polymer and PC71BM or PCBM. ->  CC1=CC2=C3C(SC(C(CCCCCCCCCCC)CCCCCCCCCCCC)=C3)=C4C(SC(C5=C(CC(CCCC)CC)C=C(C6=C(F)C(F)=C(C7=CC(CC(CC)CCCC)=C(C)S7)C8=NSN=C86)S5)=C4)=C2S1\n"}, {"from": "gpt", "value": " 5.61\n"}]