Task: Answer the multiple-choice question.
Query: Which compound exhibits a -5.771\% 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] O=C(NC(=S)N1CCCC1)c1ccc(Cl)cc1Cl
[b] Cn1c(=NC(=O)CS(=O)(=O)c2ccccc2)sc2cc([N+](=O)[O-])ccc21
Answer: b. Cn1c(=NC(=O)CS(=O)(=O)c2ccccc2)sc2cc([N+](=O)[O-])ccc21
{#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#}
Cn1c(=NC(=O)CS(=O)(=O)c2ccccc2)sc2cc([N+](=O)[O-])ccc21
Cn1c(=NC(=O)CS(=O)(=O)c2ccccc2)sc2cc([N+](=O)[O-])ccc21
2-(benzenesulfonyl)-N-(3-methyl-6-nitro-1,3-benzothiazol-2-ylidene)acetamide