Task: Answer the multiple choice question.
Question: Which compound exhibits a 11.491\% 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: CCc1sc(N)nc1-c1ccccc1
b: Cc1nc(SCC(=O)N2CCN(c3ccccc3)CC2)c2oc3ccccc3c2n1
Answer: a. CCc1sc(N)nc1-c1ccccc1
{#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#}
CCc1sc(N)nc1-c1ccccc1
CCc1sc(N)nc1-c1ccccc1
5-ethyl-4-phenyl-1,3-thiazol-2-amine