Task: Answer the multiple-choice question.
Question: Which compound exhibits a 4.221% human ether-à-go-go related gene (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: CC1C(=O)C(C)C(c2ccc([N+](=O)[O-])cc2)NC1c1ccc([N+](=O)[O-])cc1
b: COc1ccc(C(=O)c2c(-c3ccc(OC)cc3)oc3ccccc23)cc1
Answer: b. COc1ccc(C(=O)c2c(-c3ccc(OC)cc3)oc3ccccc23)cc1
{#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#}
COc1ccc(C(=O)c2c(-c3ccc(OC)cc3)oc3ccccc23)cc1
COc1ccc(C(=O)c2c(-c3ccc(OC)cc3)oc3ccccc23)cc1
(4-methoxyphenyl)-[2-(4-methoxyphenyl)-1-benzofuran-3-yl]methanone