Task: Answer the multiple choice question.
Query: Which drug exhibits a 15.542\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) CC(=O)c1cn(C)c(=O)c2ccccc12
(b) COc1ccc(NC(=O)c2cccc(NC(=O)C(C)C)c2)c([N+](=O)[O-])c1
(c) Cc1ccc(-c2cc(C(=O)Nc3cc(C)on3)c3ccccc3n2)c(C)c1
(d) COc1ccc(-c2csc3ncnc(N4CCN(c5ccccc5O)CC4)c23)cc1
Answer: a. CC(=O)c1cn(C)c(=O)c2ccccc12
{#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#}
CC(=O)c1cn(C)c(=O)c2ccccc12
CC(=O)c1cn(C)c(=O)c2ccccc12
4-acetyl-2-methylisoquinolin-1-one