[{"from": "human", "value": "Given SMILES, write its solar cell power conversion efficiency as a p-type polymer and PC71BM or PCBM. ->  CC1=C(CC(CCCCCCCC)CCCCCCCCCC)C=C(C2=CC=C(C3=CC(CC(CCCCCCCC)CCCCCCCCCC)=C(C4=CC(F)=C(C5=C(F)C=C(C)S5)S4)S3)C6=NSN=C62)S1\n"}, {"from": "gpt", "value": " 10.0\n"}]