Task: Answer the multiple-choice question.
Question: Which compound has a 8.915\% 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) COc1cc(OC)c(Cl)cc1N
b) CCCCC(=O)NNC(=S)NC(=O)c1ccc([N+](=O)[O-])cc1
c) COc1ccc2c(c1)CCc1c(C(=O)N3CCCCCC3)noc1-2
Answer: a. COc1cc(OC)c(Cl)cc1N
{#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#}
COc1cc(OC)c(Cl)cc1N
COc1cc(OC)c(Cl)cc1N
5-chloro-2,4-dimethoxyaniline