[{"from": "human", "value": "Write solar cell PCE of given SMILES as a p-type polymer and PC71BM or PCBM. ->  CC1=CC2=C(C(SC(C3=CC=C(N(C4=CC=C(C)C=C4)C5=CC=C(/C=C\\C6=CC=C(/C=C7C(N(CC)C(N(CC)C\\7=O)=S)=O)S6)C=C5)C=C3)=C8)=C8C2(CC(CC)CCCC)CC(CC)CCCC)S1\n"}, {"from": "gpt", "value": " 1.18\n"}]