[{"from": "human", "value": "Given SMILES, write its solar cell solar cell solar cell average value of PCE as a p-type polymer and PC71BM or PCBM. ->  CC1=C2C(C=C(C(OCC(CC)CCCC)=O)S2)=C(C3=CC4=C(C(OCCCCCCCC)=C(C=C(C)S5)C5=C4OCCCCCCCC)S3)S1\n"}, {"from": "gpt", "value": " 14.1\n"}]