Task: Answer the multiple-choice question.
Question: Which drug has a -2.782\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CCOC(=O)c1cccc(NC(=O)N2CCOCC2)c1
[b] Cl.N=C(c1ccc([N+](=O)[O-])cc1)N1CCCCCC1
Answer: b. Cl.N=C(c1ccc([N+](=O)[O-])cc1)N1CCCCCC1
{#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.N=C(c1ccc([N+](=O)[O-])cc1)N1CCCCCC1
Cl.N=C(c1ccc([N+](=O)[O-])cc1)N1CCCCCC1
azepan-1-yl-(4-nitrophenyl)methanimine;hydrochloride