Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 3.305\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. COc1ccccc1/C=C/C(=O)OC(C)CN1CCCCC1.Cl
b. CC1CCN(C(=O)CSc2nc3ccccc3c(=O)[nH]2)CC1
Answer: b. CC1CCN(C(=O)CSc2nc3ccccc3c(=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_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#}
CC1CCN(C(=O)CSc2nc3ccccc3c(=O)[nH]2)CC1
CC1CCN(C(=O)CSc2nc3ccccc3c(=O)[nH]2)CC1
2-[2-(4-methylpiperidin-1-yl)-2-oxoethyl]sulfanyl-3H-quinazolin-4-one