Task: Answer the MCQ question.
Query: Which compound exhibits a -1.240\% 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 CN(CC(=O)Nc1ccc(Cl)cc1)C(=O)/C=C/c1cccc([N+](=O)[O-])c1
b Cc1ccc(S(=O)(=O)CCc2nc3ccccc3[nH]2)cc1
Answer: b. Cc1ccc(S(=O)(=O)CCc2nc3ccccc3[nH]2)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#}
Cc1ccc(S(=O)(=O)CCc2nc3ccccc3[nH]2)cc1
Cc1ccc(S(=O)(=O)CCc2nc3ccccc3[nH]2)cc1
2-[2-(4-methylphenyl)sulfonylethyl]-1H-benzimidazole