Task: Answer the MCQ question.
Question: Which drug exhibits a 9.684\% 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 other words.
Options:
(a) Cc1onc(-c2c(Cl)cccc2Cl)c1C(=O)O/N=C(\C#N)c1ccccc1
(b) N#CCCN(CCC#N)C(=O)c1ccc(Cl)cc1
Answer: b. N#CCCN(CCC#N)C(=O)c1ccc(Cl)cc1
{#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#}
N#CCCN(CCC#N)C(=O)c1ccc(Cl)cc1
N#CCCN(CCC#N)C(=O)c1ccc(Cl)cc1
4-chloro-N,N-bis(2-cyanoethyl)benzamide