Task: Answer the MCQ question.
Query: Which drug exhibits a 5.686\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CCOc1ccccc1C(=O)Nc1nccs1
b.) O=C1C2C3CC(C(Br)C3Br)C2C(=O)N1CC1CCCO1
Answer: a. CCOc1ccccc1C(=O)Nc1nccs1
{#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#}
CCOc1ccccc1C(=O)Nc1nccs1
CCOc1ccccc1C(=O)Nc1nccs1
2-ethoxy-N-(1,3-thiazol-2-yl)benzamide