[{"from": "human", "value": "Given SMILES, write its solar cell maximum value of power conversion efficiency as a p-type polymer and PC71BM or PCBM. ->  CC1=CC(N(C(CCCCCCCCCC)CCCCCCCCCC)C2=C3C=CC(C4=CC=C(C5=C6C(N=C(C)C(C)=N6)=C(C7=CC=C(C)S7)S5)S4)=C2)=C3C=C1\n"}, {"from": "gpt", "value": " 1.02\n"}]