Task: Answer the MCQ question.
Query: Which compound has a 12.857\% 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 CCOc1ccc(Cc2c(Cl)nc(N)nc2Cl)cc1
b O=[N+]([O-])c1ccc(/C=N/Nc2nc(N3CCCC3)nc(N3CCCC3)n2)o1
Answer: a. CCOc1ccc(Cc2c(Cl)nc(N)nc2Cl)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#}
CCOc1ccc(Cc2c(Cl)nc(N)nc2Cl)cc1
CCOc1ccc(Cc2c(Cl)nc(N)nc2Cl)cc1
4,6-dichloro-5-[(4-ethoxyphenyl)methyl]pyrimidin-2-amine