Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 0.244\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: Cn1ccnc1SCc1cccc([N+](=O)[O-])c1
b: CCn1c(NCc2ccc(OC)cc2)nc2ccccc21
c: COC(=O)c1ccc(C(=O)OC)c(NC(=O)CCS(=O)(=O)Cc2ccccc2)c1
Answer: a. Cn1ccnc1SCc1cccc([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#}
Cn1ccnc1SCc1cccc([N+](=O)[O-])c1
Cn1ccnc1SCc1cccc([N+](=O)[O-])c1
1-methyl-2-[(3-nitrophenyl)methylsulfanyl]imidazole