[{"from": "human", "value": "Given SMILES, write its solar cell solar cell power conversion efficiency as a p-type polymer and PC71BM or PCBM. ->  CC(S1)=CC2=C1C(C3=CC=C(CC(CC)CCCC)S3)=C(C=C(C4=CC(SC(C5=C(OCC(CCCCCC)CCCC)C(OCC(CCCC)CCCCCC)=C(C6=CC7=C(S6)C=C(C)S7)C8=NSN=C85)=C9)=C9S4)S%10)C%10=C2C%11=CC=C(CC(CC)CCCC)S%11\n"}, {"from": "gpt", "value": " 0.8\n"}]