[{"from": "human", "value": "Given SMILES, write its solar cell open-circuit voltage as a p-type polymer and PC71BM or PCBM. ->  CC1=CC2=C(C(SC(C3=C4C(C(C5=C(CCCCCC)SC(CCCCCC)=C5C4=O)=O)=C(C)S3)=C6)=C6[Si]2(CC(CC)CCCC)C[C@@H](CC)CCCC)S1\n"}, {"from": "gpt", "value": " 0.98\n"}]