[{"from": "human", "value": "Given SMILES, write its solar cell average value of PCE as a p-type polymer and PC71BM or PCBM. ->  CC1=CC2=C(S1)C(C3=NC=C(CCCCCCCCCC)S3)=C4C(SC(C5=CC=C(C6=C7C(C(N6CC(CC)CCCC)=O)=C(C8=CC=C(C)S8)N(CC(CC)CCCC)C7=O)S5)=C4)=C2C9=NC=C(CCCCCCCCCC)S9\n"}, {"from": "gpt", "value": " 1.63\n"}]