Task: Answer the multiple choice question.
Query: Which drug exhibits a 1.143\% 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) O=C(CCn1c(=O)oc2ccccc21)Nc1nc2ccccc2s1
b) Cc1cc(C(=O)C(=O)NC(C)C)c(C)n1-c1ccc([N+](=O)[O-])cc1
Answer: b. Cc1cc(C(=O)C(=O)NC(C)C)c(C)n1-c1ccc([N+](=O)[O-])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#}
Cc1cc(C(=O)C(=O)NC(C)C)c(C)n1-c1ccc([N+](=O)[O-])cc1
Cc1cc(C(=O)C(=O)NC(C)C)c(C)n1-c1ccc([N+](=O)[O-])cc1
2-[2,5-dimethyl-1-(4-nitrophenyl)pyrrol-3-yl]-2-oxo-N-propan-2-ylacetamide