Task: Answer the multiple-choice question.
Query: Which drug has a 5.814\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. COc1ccccc1OCC(=O)Nc1ccccc1C(=O)N1CCCC1
b. COc1ccc(NC(=O)N2CCC(NC(=O)c3ccco3)CC2)cc1
c. CCOc1ccc2nc(NC(=O)c3cc([N+](=O)[O-])ccc3N3CCOCC3)sc2c1
Answer: a. COc1ccccc1OCC(=O)Nc1ccccc1C(=O)N1CCCC1
{#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#}
COc1ccccc1OCC(=O)Nc1ccccc1C(=O)N1CCCC1
COc1ccccc1OCC(=O)Nc1ccccc1C(=O)N1CCCC1
2-(2-methoxyphenoxy)-N-[2-(pyrrolidine-1-carbonyl)phenyl]acetamide