Task: Answer the multiple-choice question.
Question: Which compound exhibits a 13.144\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COc1ccc(Nc2nc(-c3ccncc3)nc3ccccc23)cc1
b CC(=O)N1CCN(c2ccc(NC(=O)c3cccc(C)c3)cc2)CC1
Answer: a. COc1ccc(Nc2nc(-c3ccncc3)nc3ccccc23)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#}
COc1ccc(Nc2nc(-c3ccncc3)nc3ccccc23)cc1
COc1ccc(Nc2nc(-c3ccncc3)nc3ccccc23)cc1
N-(4-methoxyphenyl)-2-pyridin-4-ylquinazolin-4-amine