Task: Answer the multiple choice question.
Query: Which compound exhibits a 5.252\% 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: CCCCC(=O)Nc1nc2c(OC)ccc(OC)c2s1
b: Cc1cccc(Nc2nc(N)c([N+](=O)[O-])c(N3CCN(C)CC3)n2)c1
Answer: a. CCCCC(=O)Nc1nc2c(OC)ccc(OC)c2s1
{#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#}
CCCCC(=O)Nc1nc2c(OC)ccc(OC)c2s1
CCCCC(=O)Nc1nc2c(OC)ccc(OC)c2s1
N-(4,7-dimethoxy-1,3-benzothiazol-2-yl)pentanamide