Task: Answer the multiple choice question.
Query: Which compound has a 4.681% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O/C(=C\c1nc2ccccc2nc1/C=C(\O)c1ccccc1)c1ccccc1
(b) CCc1ccccc1NC(=O)Nc1cccs1
Answer: b. CCc1ccccc1NC(=O)Nc1cccs1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCc1ccccc1NC(=O)Nc1cccs1
CCc1ccccc1NC(=O)Nc1cccs1
1-(2-ethylphenyl)-3-(thiophen-2-yl)urea