Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -3.448\% 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 additional words.
Options:
a) COC(=O)c1nc(-c2ccccc2)n[nH]1
b) N#C/C(=C\c1ccc(-c2cccc([N+](=O)[O-])c2)o1)C(=O)N1CCOCC1
Answer: a. COC(=O)c1nc(-c2ccccc2)n[nH]1
{#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)c1nc(-c2ccccc2)n[nH]1
COC(=O)c1nc(-c2ccccc2)n[nH]1
methyl 3-phenyl-1H-1,2,4-triazole-5-carboxylate