Task: Answer the MCQ question.
Query: Which drug has a 18.503\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) CC(NC(=O)c1ccccc1[N+](=O)[O-])C1CC2CCC1C2
(b) O=C(NCCCCc1ccccc1)c1ccc(Br)cc1
(c) S=C(NCC1CCCO1)N1CCc2ccccc2C1
(d) O=C(/C=C/c1ccccc1Cl)NC(=S)Nc1ccccc1C(=O)NC1CCCCC1
(e) COc1ccc(NC(=S)NNC(=O)c2ccoc2C)cc1OC
Answer: a. CC(NC(=O)c1ccccc1[N+](=O)[O-])C1CC2CCC1C2
{#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#}
CC(NC(=O)c1ccccc1[N+](=O)[O-])C1CC2CCC1C2
CC(NC(=O)c1ccccc1[N+](=O)[O-])C1CC2CCC1C2
N-[2-bicyclo[2.2.1]heptanyl(methyl)methyl]-2-nitrobenzamide