[{"from": "human", "value": "Given SMILES, write its solar cell solar cell solar cell open-circuit voltage as a p-type polymer and PC71BM or PCBM. ->  CC(S1)=CC=C1C2=C(OCC(CCCCCC)CCCCCCCC)C=C(C3=CC=C(C4=C(F)C=C(C)C5=NSN=C45)S3)C(OCC(CCCCCCCC)CCCCCC)=C2\n"}, {"from": "gpt", "value": " 0.62\n"}]