Task: Answer the multiple choice question.
Query: Which compound has a 5.586\% 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(c1ccc(C(=O)N2CCCCCC2)cc1)N1CCCCCC1
b: Cl.Nc1ccc2nc(CCCC(=O)O)[nH]c2c1
Answer: b. Cl.Nc1ccc2nc(CCCC(=O)O)[nH]c2c1
{#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#}
Cl.Nc1ccc2nc(CCCC(=O)O)[nH]c2c1
Cl.Nc1ccc2nc(CCCC(=O)O)[nH]c2c1
4-(6-amino-1H-benzimidazol-2-yl)butanoic acid;hydrochloride