Task: Answer the MCQ question.
Query: Which drug exhibits a 6.900\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CCN1CCN(C2=NC(=O)/C(=C/c3ccc(C)o3)S2)CC1
[b] O=C(N/N=C1\CCCc2ccccc21)c1ccc([N+](=O)[O-])cc1Cl
Answer: b. O=C(N/N=C1\CCCc2ccccc21)c1ccc([N+](=O)[O-])cc1Cl
{#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#}
O=C(N/N=C1\CCCc2ccccc21)c1ccc([N+](=O)[O-])cc1Cl
O=C(N/N=C1\CCCc2ccccc21)c1ccc([N+](=O)[O-])cc1Cl
2-chloro-N-[(E)-3,4-dihydro-2H-naphthalen-1-ylideneamino]-4-nitrobenzamide