Task: Answer the MCQ question.
Question: Which compound has a 8.559\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: CC(C)NC(=O)NC(=O)COC(=O)c1ccccc1Oc1ccccc1
b: CCOc1cc(C2C(C(=O)c3ccco3)=C(O)C(=O)N2CCc2ccccc2)ccc1O
c: Cc1ccc(N2C(=O)c3sc4nnc(C)c(=O)n4c3C2=O)cc1
d: CC(C)[C@H](NC(=O)c1ccc(Cl)c([N+](=O)[O-])c1)C(=O)NCc1ccc(Cl)cc1Cl
Answer: b. CCOc1cc(C2C(C(=O)c3ccco3)=C(O)C(=O)N2CCc2ccccc2)ccc1O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOc1cc(C2C(C(=O)c3ccco3)=C(O)C(=O)N2CCc2ccccc2)ccc1O
CCOc1cc(C2C(C(=O)c3ccco3)=C(O)C(=O)N2CCc2ccccc2)ccc1O
[C][C][O][C][=C][C][Branch2][Ring2][Branch1][C][C][Branch1][N][C][=Branch1][C][=O][C][=C][C][=C][O][Ring1][Branch1][=C][Branch1][C][O][C][=Branch1][C][=O][N][Ring1][=C][C][C][C][=C][C][=C][C][=C][Ring1][=Branch1][=C][C][=C][Ring2][Ring1][N][O]
2-(3-ethoxy-4-hydroxyphenyl)-3-(furan-2-carbonyl)-4-hydroxy-1-(2-phenylethyl)-2H-pyrrol-5-one