Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 2.692\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) Cc1nc(SCC(=O)Nc2cc(Cl)ccc2[N+](=O)[O-])nc(C)c1C
(b) Cn1nc([N+](=O)[O-])nc1Sc1ccc(Cl)cc1
Answer: b. Cn1nc([N+](=O)[O-])nc1Sc1ccc(Cl)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#}
Cn1nc([N+](=O)[O-])nc1Sc1ccc(Cl)cc1
Cn1nc([N+](=O)[O-])nc1Sc1ccc(Cl)cc1
5-(4-chlorophenyl)sulfanyl-1-methyl-3-nitro-1,2,4-triazole