Task: Answer the multiple-choice question.
Query: Which compound exhibits a 12.974\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CN(C)c1ccc(N=c2sc3ccccc3n2C)cc1
[b] Cc1nc(-c2cccc3ccccc23)ccc1C(=O)O
Answer: a. CN(C)c1ccc(N=c2sc3ccccc3n2C)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#}
CN(C)c1ccc(N=c2sc3ccccc3n2C)cc1
CN(C)c1ccc(N=c2sc3ccccc3n2C)cc1
N,N-dimethyl-4-[(3-methyl-1,3-benzothiazol-2-ylidene)amino]aniline