[{"from": "human", "value": "Write solar cell solar cell open-circuit voltage of given SMILES as a p-type polymer and PC71BM or PCBM. ->  CC1=CC2=C(C(OCC(CCCC)CC)=C(C=C(C3=CC=C(C4=NN=C(C5=CC=C(C)S5)C(C(N6CC(CCCCCCCCCCCC)CCCCCCCCCC)=O)=C4C6=O)S3)S7)C7=C2OCC(CC)CCCC)S1\n"}, {"from": "gpt", "value": " 5.96\n"}]