Task: Answer the MCQ question.
Question: Which compound exhibits a 4.022\% 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.) CCc1nnc(NC(=O)c2cc(-c3ccc(C)o3)nc3ccccc23)s1
b.) O=c1[nH]cnc2cc(Cl)ccc12
Answer: a. CCc1nnc(NC(=O)c2cc(-c3ccc(C)o3)nc3ccccc23)s1
{#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#}
CCc1nnc(NC(=O)c2cc(-c3ccc(C)o3)nc3ccccc23)s1
CCc1nnc(NC(=O)c2cc(-c3ccc(C)o3)nc3ccccc23)s1
N-(5-ethyl-1,3,4-thiadiazol-2-yl)-2-(5-methylfuran-2-yl)quinoline-4-carboxamide