Task: Answer the MCQ question.
Query: Which compound has a 17.613\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: Cc1cc(Cl)cc(Cl)c1OCCOc1cccc2cccnc12
b: CCN1C(=O)N[C@@H](c2ccco2)C(C(C)=O)=C1C
c: CCOc1ccc2nc(Cl)sc2c1
d: C/C(CC(=O)N1CCN(C=O)CC1)=N\NC(=O)c1cc2ccccc2cc1O
Answer: b. CCN1C(=O)N[C@@H](c2ccco2)C(C(C)=O)=C1C
{#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#}
CCN1C(=O)N[C@@H](c2ccco2)C(C(C)=O)=C1C
CCN1C(=O)N[C@@H](c2ccco2)C(C(C)=O)=C1C
(6R)-5-acetyl-3-ethyl-6-(furan-2-yl)-4-methyl-1,6-dihydropyrimidin-2-one