Task: Answer the multiple choice question.
Query: Which drug has a -56.640\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) COc1ccc(OC)c(NC(=O)c2ccno2)c1
(b) Cc1cc([N+](=O)[O-])ccc1NCc1cccc([N+](=O)[O-])c1
(c) O=C(N/N=C/C=C\c1ccccc1)c1cnccn1
Answer: b. Cc1cc([N+](=O)[O-])ccc1NCc1cccc([N+](=O)[O-])c1
{#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#}
Cc1cc([N+](=O)[O-])ccc1NCc1cccc([N+](=O)[O-])c1
Cc1cc([N+](=O)[O-])ccc1NCc1cccc([N+](=O)[O-])c1
2-methyl-4-nitro-N-[(3-nitrophenyl)methyl]aniline