Task: Answer the multiple choice question.
Query: Which drug has a 4.561\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) COc1cc2cnc(-c3ccccc3)c(-c3ccc(C(F)(F)F)cc3)c2cc1OC
(b) COc1ccc(-c2noc(CCC(=O)NCC3CCCO3)n2)cc1OC
(c) CCN1CCN(c2nc3ccccc3n3cnnc23)CC1
Answer: c. CCN1CCN(c2nc3ccccc3n3cnnc23)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#}
CCN1CCN(c2nc3ccccc3n3cnnc23)CC1
CCN1CCN(c2nc3ccccc3n3cnnc23)CC1
4-(4-ethylpiperazin-1-yl)-[1,2,4]triazolo[4,3-a]quinoxaline