Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 6.710\% human ether-à-go-go related gene (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) CCCCC1C(=O)NC(=S)NC1=O
b) N/C(=N\OC(=O)c1ccccc1[N+](=O)[O-])c1ccccn1
Answer: a. CCCCC1C(=O)NC(=S)NC1=O
{#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#}
CCCCC1C(=O)NC(=S)NC1=O
CCCCC1C(=O)NC(=S)NC1=O
5-butyl-2-sulfanylidene-1,3-diazinane-4,6-dione