Task: Answer the multiple choice question.
Question: Which compound has a 15.629\% 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 CCOc1ccc(N)cc1OC.Cl
b O=S(=O)(NC1CCCCC1)c1ccc(Cl)s1
c NC(=O)c1sc2nc3c(c(-c4cccs4)c2c1N)CCCCC3
Answer: a. CCOc1ccc(N)cc1OC.Cl
{#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#}
4-ethoxy-3-methoxyaniline;hydrochloride