Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 9.921\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CC1CCN(c2nc3ccccn3c(=O)c2C=O)CC1
b.) Cc1ccc(C2=NN(C(=O)CCCC(=O)O)C(c3ccc4c(c3)OCO4)C2)cc1
Answer: a. CC1CCN(c2nc3ccccn3c(=O)c2C=O)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(c2nc3ccccn3c(=O)c2C=O)CC1
CC1CCN(c2nc3ccccn3c(=O)c2C=O)CC1
2-(4-methylpiperidin-1-yl)-4-oxopyrido[1,2-a]pyrimidine-3-carbaldehyde