Task: Answer the multiple-choice question.
Query: Which drug exhibits a 24.494% 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. O=C(CC1CCCCC1)NCCCN1CCOCC1
b. CCN1CCN(C(=O)CCc2nc3ccccc3c(=O)[nH]2)CC1
Answer: b. CCN1CCN(C(=O)CCc2nc3ccccc3c(=O)[nH]2)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#}
CCN1CCN(C(=O)CCc2nc3ccccc3c(=O)[nH]2)CC1
CCN1CCN(C(=O)CCc2nc3ccccc3c(=O)[nH]2)CC1
2-[3-(4-ethylpiperazin-1-yl)-3-oxopropyl]-3H-quinazolin-4-one