[{"from": "human", "value": "Given SMILES, write its solar cell open-circuit voltage as a p-type polymer and PC71BM or PCBM. ->  CC1=CC(/C=C/C2=CC=C(C3=CC=C(N(C4=CC=CC=C4)C5=CC=CC=C5)C=C3)S2)=C(C6=CC=C(C7=CC=C(C8=C9C(C(N8CC(CC)CCCC)=O)=C(C%10=CC=C(C%11=CC=C(C)S%11)S%10)N(CC(CCCC)CC)C9=O)S7)S6)S1\n"}, {"from": "gpt", "value": " 0.632\n"}]