Task: Answer the multiple choice question.
Query: Which compound has a 9.931\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a Nn1c(SCc2nc3ccccn3c2Br)nnc1-c1cccnc1
b COc1ccc(Oc2ccc(/C=N/NC(=O)c3cccnc3)cc2[N+](=O)[O-])cc1
c CCNS(=O)(=O)c1ccc(NC(=O)c2cncc(Br)c2)cc1
d N#CCCN(C(=O)CSc1nc(-c2ccccc2)cn1N)c1ccc(F)cc1
Answer: b. COc1ccc(Oc2ccc(/C=N/NC(=O)c3cccnc3)cc2[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#}
N-[(E)-[4-(4-methoxyphenoxy)-3-nitrophenyl]methylideneamino]pyridine-3-carboxamide