Task: Answer the multiple-choice question.
Question: Which compound has a 5.508\% 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.) O=C1NC(=O)C(=Cc2csc3ccccc23)C(=O)N1
b.) CC(=O)Nc1sc(C)c(C)c1C(=O)Nc1ccc(C)cc1
Answer: a. O=C1NC(=O)C(=Cc2csc3ccccc23)C(=O)N1
{#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#}
O=C1NC(=O)C(=Cc2csc3ccccc23)C(=O)N1
O=C1NC(=O)C(=Cc2csc3ccccc23)C(=O)N1
5-(1-benzothiophen-3-ylmethylidene)-1,3-diazinane-2,4,6-trione