Problem statement: Answer the multiple choice question.
Query: Which compound has a 5.396\% 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: COCCNC(=O)c1c[nH]n2c(=O)cc(C3CCN(C(=O)OC(C)(C)C)CC3)nc12
b: CNS(=O)(=O)c1cc(S(=O)(=O)NC)c2cccc3c2c1NC3=O
c: O=C(NCCN1CCOCC1)c1ccccc1[N+](=O)[O-]
Answer: c. O=C(NCCN1CCOCC1)c1ccccc1[N+](=O)[O-]
{#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(NCCN1CCOCC1)c1ccccc1[N+](=O)[O-]
O=C(NCCN1CCOCC1)c1ccccc1[N+](=O)[O-]
N-(2-morpholin-4-ylethyl)-2-nitrobenzamide