Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 12.214% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CCn1nc(NC(=O)C(C)C)c2cc3ccc(C)cc3nc21
b: COc1ccc(C2NC(=O)CCC2[N+](=O)[O-])c(OC)c1OC
Answer: b. COc1ccc(C2NC(=O)CCC2[N+](=O)[O-])c(OC)c1OC
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1ccc(C2NC(=O)CCC2[N+](=O)[O-])c(OC)c1OC
COc1ccc(C2NC(=O)CCC2[N+](=O)[O-])c(OC)c1OC
5-nitro-6-(2,3,4-trimethoxyphenyl)piperidin-2-one