Task: Answer the multiple-choice question.
Query: Which compound exhibits a 6.105\% 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) CCC[N+]1(CC#CC(O)(c2ccccc2)C2CCCCC2)CCCCC1.[Br-]
b) CNc1cc(N2CCN(C)CC2)ccc1[N+](=O)[O-]
Answer: b. CNc1cc(N2CCN(C)CC2)ccc1[N+](=O)[O-]
{#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#}
CNc1cc(N2CCN(C)CC2)ccc1[N+](=O)[O-]
CNc1cc(N2CCN(C)CC2)ccc1[N+](=O)[O-]
N-methyl-5-(4-methylpiperazin-1-yl)-2-nitroaniline