[{"from": "human", "value": "Write solar cell average value of power conversion efficiency of given SMILES as a p-type polymer and PC71BM or PCBM. ->  CC1=C2C(N=C(C3=CC(OCC(CCCC)CC)=CC=C3)C(C4=CC=CC(OCC(CCCC)CC)=C4)=N2)=C(C5=CSC6=C5C(C=C(CCCCCC)S7)=C7C8=CC9=C(C=C86)N(CCCCCC)C(C9=C%10)=CC%11=C%10C(SC(CCCCCC)=C%12)=C%12C%13=C%11SC(C)=C%13)C=C1\n"}, {"from": "gpt", "value": " 2.63\n"}]