Task: Answer the multiple-choice question.
Question: Which drug has a 13.456\% 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: CCOC(=O)CN1C(=O)/C(=C/c2ccccc2Br)Oc2ccccc21
b: COc1ccc(-n2cc(CNC(C)c3ccncn3)c(-c3cccc(F)c3)n2)cc1
c: Clc1ccc(CNc2cnccn2)cc1Cl
Answer: c. Clc1ccc(CNc2cnccn2)cc1Cl
{#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#}
Clc1ccc(CNc2cnccn2)cc1Cl
Clc1ccc(CNc2cnccn2)cc1Cl
N-[(3,4-dichlorophenyl)methyl]pyrazin-2-amine