Task: Answer the MCQ question.
Query: Which compound exhibits a 4.576\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] COC(=O)c1cccc(NS(=O)(=O)c2cccs2)c1C
[b] COC(=O)c1cc(Cl)c(NC(=O)c2ccco2)cc1OC
[c] CC(C)CCC(C)NC(=O)c1ccc2nccnc2c1
Answer: a. COC(=O)c1cccc(NS(=O)(=O)c2cccs2)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#}
COC(=O)c1cccc(NS(=O)(=O)c2cccs2)c1C
COC(=O)c1cccc(NS(=O)(=O)c2cccs2)c1C
methyl 2-methyl-3-(thiophen-2-ylsulfonylamino)benzoate