Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 12.758\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. CC(=O)Oc1ccc2nc(-c3ccc(Br)o3)oc(=O)c2c1
b. COc1cc(OC)cc(C(=O)Nc2nc(CC(=O)NC(C)c3ccccc3)cs2)c1
c. CCCc1cc(=O)oc2cc(C)cc(O)c12
Answer: a. CC(=O)Oc1ccc2nc(-c3ccc(Br)o3)oc(=O)c2c1
{#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#}
CC(=O)Oc1ccc2nc(-c3ccc(Br)o3)oc(=O)c2c1
CC(=O)Oc1ccc2nc(-c3ccc(Br)o3)oc(=O)c2c1
[2-(5-bromofuran-2-yl)-4-oxo-3,1-benzoxazin-6-yl] acetate