Problem statement: Answer the MCQ question.
Query: Which compound exhibits a -4.278\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] O=C(NCC1CC1)c1cc(-c2ccccc2)nn1CC1CC(c2cccc([N+](=O)[O-])c2)=NO1
[b] CC1CCC(N2CCN(c3ncccn3)CC2)CC1
Answer: a. O=C(NCC1CC1)c1cc(-c2ccccc2)nn1CC1CC(c2cccc([N+](=O)[O-])c2)=NO1
{#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(NCC1CC1)c1cc(-c2ccccc2)nn1CC1CC(c2cccc([N+](=O)[O-])c2)=NO1
O=C(NCC1CC1)c1cc(-c2ccccc2)nn1CC1CC(c2cccc([N+](=O)[O-])c2)=NO1
N-(cyclopropylmethyl)-2-[[3-(3-nitrophenyl)-4,5-dihydro-1,2-oxazol-5-yl]methyl]-5-phenylpyrazole-3-carboxamide