Problem statement: Answer the multiple choice question.
Question: Which compound has a 1.196\% 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) Cl.NCCNc1ccc([N+](=O)[O-])cc1
(b) COc1ccc(N(CC(=O)NCc2ccncc2)S(=O)(=O)c2ccc(C)c([N+](=O)[O-])c2)cc1
Answer: a. Cl.NCCNc1ccc([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#}
Cl.NCCNc1ccc([N+](=O)[O-])cc1
Cl.NCCNc1ccc([N+](=O)[O-])cc1
N'-(4-nitrophenyl)ethane-1,2-diamine;hydrochloride