Task: Answer the multiple-choice question.
Query: Which drug exhibits a 5.833\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CC1CCCCN1c1nc(-c2ccncc2)nc2ccccc12
[b] Cc1nn(-c2ncc(C(F)(F)F)cc2Cl)c(=O)n1-c1ccccc1
Answer: a. CC1CCCCN1c1nc(-c2ccncc2)nc2ccccc12
{#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#}
CC1CCCCN1c1nc(-c2ccncc2)nc2ccccc12
CC1CCCCN1c1nc(-c2ccncc2)nc2ccccc12
4-(2-methylpiperidin-1-yl)-2-pyridin-4-ylquinazoline