Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a -6.676\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) Cc1cc2cc(CNC(=O)c3ccco3)ccc2n1C
b) COc1ccc(Cl)cc1C(=O)Nc1ccccc1N1CCN(C(=O)C(C)C)CC1
Answer: a. Cc1cc2cc(CNC(=O)c3ccco3)ccc2n1C
{#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#}
N-[(1,2-dimethylindol-5-yl)methyl]furan-2-carboxamide