[{"from": "human", "value": "Write solar cell fill factor of given SMILES as a p-type polymer and PC71BM or PCBM. ->  CC1=C(F)C(F)=C(C2=CC=C(C)S2)C3=C1N=C(C4=CC=CC(OCCCCCCCC)=C4)C(C5=CC(OCCCCCCCC)=CC=C5)=N3\n"}, {"from": "gpt", "value": " 0.58\n"}]