[{"from": "human", "value": "What is solar cell solar cell solar cell average value of PCE of given SMILES as a p-type polymer and PC71BM or PCBM? ->  O=C1N(CC(CCCCCCCCCC)CCCCCCCC)C(C2=C(C3=CC(SC(C)=C4CCCCCC)=C4S3)SC(C5=CC6=C(S5)C(CCCCCC)=C(C7=CC8=C(C9=CC=C(CC(CCCC)CC)S9)C%10=C(C=C(C)S%10)C(C%11=CC=C(CC(CCCC)CC)S%11)=C8S7)S6)=C21)=O\n"}, {"from": "gpt", "value": " 13.7\n"}]