Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a -3.291\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CCCNC(=O)c1nc(C)n(-c2ccc([N+](=O)[O-])cc2)n1
[b] CCN(CC)S(=O)(=O)c1ccc(N2CCN(c3ccccc3O)CC2)nc1
Answer: a. CCCNC(=O)c1nc(C)n(-c2ccc([N+](=O)[O-])cc2)n1
{#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#}
CCCNC(=O)c1nc(C)n(-c2ccc([N+](=O)[O-])cc2)n1
CCCNC(=O)c1nc(C)n(-c2ccc([N+](=O)[O-])cc2)n1
[4-[5-methyl-3-(propylcarbamoyl)-1,2,4-triazol-1-yl]phenyl]-oxido-oxoazanium