Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 7.039\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a Cc1ccc(OCCNC(=O)c2ccc(NC(=O)CC3SC(N4CCCC4)=NC3=O)cc2)cc1
b CCOc1ncccc1C(=O)NCCc1ccc(Cl)cc1
Answer: b. CCOc1ncccc1C(=O)NCCc1ccc(Cl)cc1
{#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#}
CCOc1ncccc1C(=O)NCCc1ccc(Cl)cc1
CCOc1ncccc1C(=O)NCCc1ccc(Cl)cc1
N-[2-(4-chlorophenyl)ethyl]-2-ethoxypyridine-3-carboxamide