[{"from": "human", "value": "Given SMILES, write its solar cell solar cell solar cell power conversion efficiency as a p-type polymer and PC71BM or PCBM. ->  CC1=C(C(F)=C(C(OCC(CC)CCCC)=O)S2)C2=C(C(S3)=CC(C3=C4OC[C@H](CC)CCCC)=C(OCC(CCCC)CC)C(S5)=C4C(S6)=C5C(C6=C7OCC(CCCCCC)CCCC)=C(OCC(CCCC)CC)C8=C7C9=C(C%10=C(OCC(CCCC)CC)C%11=C(C=C(C)S%11)C(OCC(CC)CCCC)=C%10S9)S8)S1\n"}, {"from": "gpt", "value": " 7.23\n"}]