Task: Answer the multiple-choice question.
Question: Which compound exhibits a 13.018\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) C=CCNc1nc(-c2ccc([N+](=O)[O-])cc2)cs1
(b) CC(C)c1nc(N2CCOCC2)c(C#N)c2c1CCCC2
Answer: a. C=CCNc1nc(-c2ccc([N+](=O)[O-])cc2)cs1
{#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#}
C=CCNc1nc(-c2ccc([N+](=O)[O-])cc2)cs1
C=CCNc1nc(-c2ccc([N+](=O)[O-])cc2)cs1
4-(4-nitrophenyl)-N-prop-2-enyl-1,3-thiazol-2-amine