[{"from": "human", "value": "Given SMILES, write its solar cell maximum value of PCE as a p-type polymer and PC71BM or PCBM. ->  CC1=CC2=C(C(SC(C3=CC(F)=C(C)C4=NSN=C34)=C5)=C5C2(CC(CCCC)CC)CC(CCCC)CC)S1\n"}, {"from": "gpt", "value": " 5.81\n"}]